A
Q.1)
a)
Energy b)
Temperature
c)
Time d)
Displacement
Q.2)
a)
Coplanar Only b)
Concurrent Only
c)
Coplanar as well as Concurrent d)
Coplanar but may be or may not be
Concurrent Q.3)
a) 72 km/hr b) 75km/hr
c) 78 km/hr d) None of the above
Q.4)
a) 100 m b) 115 m
c) 125 m d) 150 m
Q.5)
a) displacement b) linear velocity
c) angular velocity d) rate of change of angular velocity
Q.6)
a)
displacement b)
speed
c)
velocity d)
acceleration
Q.7)
a)
h/4 b)
h/3
c)
2h/3 d)
3h/8
Q.8)
a)
low carbon steel b)
copper
c)
aluminium d)
rubber
Q.9)
a)
tensile strength b)
toughness
c)
malleability d)
hardness
Q.10)
a)
A
‐1B
‐1b)
B
‐1A
‐1c)
AB
‐1d)
AB
Q.11)
a)
Buffer solution b)
Neutral solution
c)
Ideal solution d)
Zero pH solution
Q.12)
a)
Diamond b)
Topaz
c)
Quartz d)
Talc
Q.13)
a)
Same temperature b)
Higher temperature
c)
Lower temperature d)
Unpredictable
Q.14)
a)
Less volume b)
More volume
c)
Same volume d)
More/less depending on gas
Q.15)
a)
13 gm b)
130 gm
c)
1300 gm d)
13000 gm
Sea water as compared to distilled water will boil at
A real gas compared to idle gas at very high pressure occupies
The weight of one cubic meter of air would be around
If A and B are non singular matrices of same order , then (AB)
‐1is equal to
A solution that can resist change in its pH on addition of alkali/acid is called
Which of the following has least hardness
Brinell number of a metal or an alloy is a measure of its
A Body is dropped from rest at height h. It covers a distance of 9/25 h in the last second. The height is about
In simple harmonic motion , acceleration is proportional to
A particle covers equal distance around circular path in equal intervals of time. Which of the following parameters connected with the motion of particle remains constant with time?
All of the following are scalar quantities except
A system of three forces acts on a body and keeps it in equilibrium. The forces need to be
A car travels from one station to another along a straight road. First half of the distance is covered with velocity of 60 Km/hr. and the second half is covered with velocity of 90 Km/hr. The average speed of the car is
For a solid cone of height h, the CG lies on the axis at the distance above the base equal to
Which of the following materials has a linear stress strain curve
1
IC/SI
Q.16)
a)
radio waves b)
x‐rays
c)
infrared waves d)
ultraviolet waves
Q.17)
a)
noise b)
harmonic distortion
c)
phase shift d)
parasitic oscillation
Q.18)
a)
light emitting diode (LED)
c)
nixie tube
Q.19)
a)
Decreasing number of turns
c)
Using core material of highly relative
permeability Q.20)
a)
Cost
c)
Resistance
Q.21)
a)
Which is getting charged
c)
In which battery voltage is equal to
charger voltage
d)
Which gets charged and discharged
simultaneously Q.22)
a)
Burn as the eddy current in the field
produce heat
c)
Run at a lower speed d)
Run continuously but the sparking takes place
at the brushes Q.23)
a)
To improve commutation
c)
To change alternative voltage to direct
voltage Q.24)
a)
Adding external resistance to the rotor
c)
Increasing the voltage fed to the motor
Q.25)
a)
7 A c)
21 A Q.26)
a)
Current
c)
Voltage
Q.27)
a)
As low as possible
c)
Negligible
Q.28)
a)
Dynamometer type
c)
Moving iron type
The internal impedance of an accurate voltmeter should be b)
Low
d)
Very high
Friction losses are more in the following type of instruments
b)
Moving coil type
d)
Moving magnet type
Full load current of a 10 HP, 3 phase, 440V induction motor is of order of
b)
14 A
d)
28 A
Which parameter is increased by a step up transformer
b)
Resistance
d)
Power
The function of commutator in a DC machine is
b)
To improve efficiency of motor
d)
To change direct voltage to alternative voltage
The starting torque of slip ring induction motor is increased by
b)
Adding external induction to the rotor
d)
Adding external capacitance to the rotor
A floating battery is one
b)
In which feeding loads
If A.C. is fed by mistake to a DC motor then DC motor will
b)
Run at its normal speed
The induction of a coil can be increased by
b)
Increasing core length
d)
None of the above
Which of the following parameter will be more for 16 gauge copper wire in comparison to 14 gauge copper wire
b)
Strength
d)
Weight
Which of the following rays has the lowest wavelength
Transistor interjunction capacitance causes the following in the amplifier
Which of the following displays has minimum power consumption
b)
liquid crystal display (LCD)
d)
fluorescent
2
A
a)
1/2 c)
3/4 Q.30)
a)
6 c)
Infinity Q.31)
a)
27/185
c)
25/98
Q.32)
a)
1/p c)
q/p Q.33)
a)
Venturimeter
c)
Pilot tube
Q.34)
a)
2 c)
4 Q.35)
a)
Open system
c)
Homogenous system
Q.36)
a)
increases
c)
first decreases to minimum and then
increases Q.37)
a)
Event
c)
Thermodynamic property
Q.38)
a)
0 degree Celsius
c)
+ 273 Kelvin
Q.39)
a)
Absolute zero
c)
Triple point
Q.40)
a)
D c)
D
2Q.41)
a)
Zero
c)
3 Nm
A dog weighing 2 kgs jump from the floor to window 1.5 mtr high . Neglecting the air drag , work done by dog is
b)
Nearly 30 Nm
d)
None of the above
Specific heat of gas C
p= C
v, at
b)
Critical temperature
d)
All temperatures
When D is the diameter of the molecules of a gas in a confined space, the collision frequency will be proportional to
b)
1/D d)
1/D
2The sequence of the process that eventually returns the working substance to its original state ,is known as
b)
Thermodynamic cycle
d)
None of these
The absolute zero can be obtained at a temperature of
b)
273 degree Celsius
d)
None of the above
A system comprising of a single phase , is known as
b)
Closed system
d)
Heterogeneous system
With rise in temperature , the specific heat of water
b)
decreases
d)
remains constant
The flow of water in the pipe of diameter 3000 mm can be measured by
b)
Rotameter
d)
Orifice plate
In laminar flow , maximum velocity at the centre of the pipe is how many times to the average velocity?
b)
3
d)
None of these
The probability of getting a number between 1 and 100 which is divisible by 1 itself only is
b)
23/97
d)
None of these
What would be the expectation of the number of failures preceding the first success in an infinite series of independent trials with constant probability of success p ?
b)
1/q
d)
none of these
b)
1/4 d)
1 Area bound by parabola y = 2x
2and the line y = x‐4 is equal to
b)
18
d)
None of these
Q.29) The system of linear equations (4d‐1)x + y + z = 0
‐y + z = 0 (4d‐1) = 0
Has a non trivial sol. , if d is equal
3
IC/SI
Q.42)
a)
P dV c)
T dS Q.43)
a)
τ
maxc)
4 τ
maxQ.44)
a)
t/d =< 0.075
c)
t/d =< 0.02 Q.45)
a)
Vertical line
c)
Inclined line with upward flow
Q.46)
a)
Bernoulli’s equation
c)
Euler’s Equation
Q.47)
a)
Length and flow
c)
Loss of head and flow
Q.48)
a)
Expanding tube at an increasing rate
c)
Long pipe at decreasing rate
Q.49)
a)
Pressure difference is low
c)
Fluid in the pipe is gas
Q.50)
a)
V c)
V
2Q.51)
a)
Surface tension
c)
Vaporisation
Q.52)
a)
Same
c)
Less Q.53)
a)
viscosity
c)
surface tension
Q.54)
a)
buoyancy, gravitation
c)
buoyancy, inertial
Q.55)
a)
Relative humidity
c)
Specific gravity of fluids
The two important forces for a floating body are
b)
buoyancy, pressure
d)
inertial, gravity
A hydrometer is used to determine
b)
Buoyant force
d)
A fixed region in space
Energy loss in flow through nozzle as compared to venturimeter is
b)
More
d)
Unpredictable
Rain drops are spherical because of
b)
air resistance
d)
atmospheric pressure
If V is the mean velocity of the flow , then according to Darcy Weisbach equation for pipe flow, energy loss over a length of pipe is proportional to
b)
1/V d)
√V
If pressure at any point in the liquid approaches the vapour pressure , liquid starts vaporising and creates pockets or bubbles of dissolved gases and vapours. This phenomenon is
b)
Adhesion
d)
Cavitation
Unsteady uniform flow is flow through a / an
b)
Expanding tube at constant rate
d)
Long pipe at constant rate
A piezometer cannot be used for pressure measurement in pipes when
b)
Velocity is high
d)
Fluid is Highly viscous
b)
Cauchy Riemann’s equation
d)
Laplace Equation
To replace a compound pipe by a new pipe , the pipes will be equivalent when both pipes have same
b)
Diameter and flow
d)
Length and loss of head
For measuring flow by venturimeter it should be installed in
b)
Horizontal line
d)
In any direction and in any location
For an irrotational flow the equation
∂
2Φ / ∂x
2+ ∂
2Φ/ ∂y
2is known as
In a strained material one of the principal stress equals twice the others. If the maximum shear stress is τ
max, then the value of maximum principal stress is
b)
2 τ
maxd)
8 τ
maxFor general stress calculation , a cylinder is considered as thin if,
b)
t/d =<0.05
d)
t/d =< 0.01
For a reversible adiabatic compression in a steady flow process, the work done per unit mass is integration of
b)
V dp
d)
S dT
4
A
Q.56)
a)
10
‐4meters
c)
10
‐9meters
Q.57)
a)
Wavelength
c)
Physical nature
Q.58)
a)
0 and 0
c)
0 and 1
Q.59)
a)
Zeroth law of thermodynamics
c)
Second Law of Thermodynamics
Q.60)
a)
centrifugal force
c)
vibratory force
Q.61)
a)
Electrons
c)
Molecules
Q.62)
a)
Black
c)
White
Q.63)
a)
Microscope
c)
Electron microscope
Q.64)
a)
10
5c)
10
18Q.65)
a)
temperature
c)
molecular weight and structure
Q.66)
a)
Purely inductive
c)
Purely resistive
Q.67)
a)
Increase the current output
c)
Increase the voltage output
Q.68)
a)
Readability
c)
Accuracy
Q.69)
a)
Dial
c)
Transducer
Q.70)
a)
Circles
c)
Zig zag lines
Q.71)
a)
having
c)
have
The surface roughness on a drawing is represented by
b)
Triangles
d)
Square
We____dinner now. Can you phone later, please?
b)
are having
d)
are have
The ease with which observation can be made accurately is referred to as
b)
Sensitivity
d)
Precision
Element of the indicating device carrying the scale is called
b)
Housing
d)
Index
The impedance at frequencies above resonance frequency is
b)
Purely capacitive
d)
Complex
The cells are connected in series to
b)
Decrease the internal resistance
d)
Increase the power rating
One cubic centimetre of metal would contain the number of atoms of the following order b)
10
12d)
10
22The specific heat of an ideal gas depends on its
b)
pressure
d)
volume
Which of the following phosphorous is used as poison b)
Red
d)
Violet
Crystal structure of a material can be examined by
b)
Optical microscope
d)
X‐ray and electron diffraction
Which of the following forces do not act in case of fluids?
b)
tensile force
d)
elastic force
The passage of current in an electrolyte is due to the movement of
b)
Particles
d)
Ions Absorptivity and reflectivity of transparent body are
b)
1 and 0
d)
1 and 1
The heat transfer takes place according to
b)
First Law of thermodynamics
d)
Kirchoff’s law
1 Micron is equal to
b)
10
‐6meters
d)
10
‐12meters
Emissive power of a body depends upon
b)
Temperature
d)
All of these
5
IC/SI
Q.72)
a)
eat
c)
isn’t eating
Q.73)
a) riding c) and riding Q.74)
a) not liking c) likes Q.75)
a) are playing c) playing Q.76)
a) singing c) are singing Q.77)
a) is rain c) isn’t raining Q.78)
a) don’t like c) like Q.79)
a) do they c) they Q.80)
a) don’t drink c) drinks Q.81)
a) અતી યોકિત c) અતી યોકતી
Q.82)
a) ૂરિમતિસહ ત તિસગ ગો હલ
c) ૂરિસહ ત તિસહ ગો હલ
Q.83)
a) અજવા ળયાં
c) ૂય દય
Q.84)
a) દશક c) આકષક
Q.85)
a) ચીર + આ ૂ
c) ચર + આ ુ
Q.86)
a) ઊ ર + ઊ ર
c) ઉ રો + ઉ ર
સંિધ છોડો Ð ઉ રો ર
b) ઊ ર + ઉ ર
d) ઉ ર + ઉ ર
મ ુભાઈ પંચોળ ું ઉપનામ જણાવો.
b) કાશક d) ય સંિધ છોડો Ð ચરા ુ
b) ચર + આ ૂ
d) ચરા + આ ુ
કલાપી ુ ૂળ નામ જણાવો
b) ૂર જતિસગ ત તિસહ ગો હલ d) ૂરિસહ ત ત ગો હલ નરિસહ મહતાના પદો ા નામે ઓળખાય છે ?
b) ભાિતયાં
d) ધા રયાં
Coffee ? No, thanks. I never ______coffee.
b) drink d) not drink
સાચી જોડણી લખો. “અિતશયોકતી”b) અિતશયોકિત d) અિતશયો કત
I ______ my job. Why? It’s very boring.
b) likes d) doesn’t like Where _____ live ? They live in Ahmedabad.
b) do we d) do Listen! Can you hear it ? Yes somebody __________
b) is singing d) sing Do I need an umbrella? No, it _______
b) rains d) is raining They _____ milk. Really ?
b) are not liking d) don’t like Where are the children ? They_____in the garden.
b) play d) plays Sachin is a vegetarian. He _________meat.
b)
not eat
d) doesn’t eat What do you usually do at weekends ? I usually ______ a bike.
b) ride d) rides
6
A
Q.87)
a) ખબર ન પડવી
c) સહજ પણ અસર ન થવી
Q.88)
a) િવશાળ c) લાં ુ
Q.89)
a) ચો સ c) યો ય
Q.90)
a) એકલવીર c) િમ તા
Q.91)
a) હમા યારલાલ c) હમાલી યારાવાલા
Q.92)
a) ઈ દરા ગાંધી ઓપન ુિન.
c) અટલ બહાર બા પાઈ ઓપન ુિન.
Q.93)
a) ૪૭૦ c) ૩૭૦
Q.94)
a) ક બડ c) ટબોલ
Q.95)
a) બયાસ c) ગંગા
Q.96)
a) અ ૂમથક
c) સેટલાઈટ લ ચીગ ટશન
Q.97)
a) અ ય દવગણ c) આિમરખાન
Q.98)
a) ડૉ. બેડકર c) રાણી લ મીબાઈ
Q.99)
a) પા ક તાન c) ૂક તાન
Q.100)
a) મહારા ટ c) મ ય દશ
સ ાટ અકબર ુલંદ દરવા તેના કયા રા યના િવજયની ૃિતમાં બંધાવેલા છે ? b) ુજરાત
d) દ હ ભારતમાં સતી થા બંધ કરાવનાર સમાજ ુધારક કોણ હતા?
b) રા રામમોહનરાય d) ક ૂરબા ગાંધી
કયા દશને ાચીન સમયમાં ગાંધાર તર ક ઓળખવામાં આવતો હતો.
b) અફઘાિન તાન d) બ ૂચ તાન હ રકોટા શા માટ ણી ું છે?
b) ઈ ફોસીટ d) પાવર ો કટ
ુજરાતના ા ડ એ બેસેડર તર ક કોણ કામ કર રહ ુ છે.
b) અિમતાભ બ ચન d) અ ય ુમાર નવસ નાઈ ટ શ દ કઈ રમત સાથે જોડાયેલો છે ?
b) વોલીબોલ d) કટ ભારતનો ભાખરાનાંગલ બંધ કઈ નદ પર આવેલો છે.
b) િસ ૂ d) સ લજ ભારતની સૌ થમ ઓપન ુિનવિસટ કઈ છે.?
b) જવાહારલાલ નહ ુ ઓપન ુિન.
d) ડૉ. બી. આર. બેડકર ઓપન ુિન.
ભારતીય બંધારણની કઈ કલમ જ ુ-કા મીરને ખાસ દર જો આપે છે. ? b) ૩૭૧ d) ૩૭૯ શ દ સ ૂહ માટ એક શ દ આપો Ð Ô ને કોઈ શ ુ નથી તેÕ
b) શ ુ િવનાનો
d) અ તશ ુ ભારતનાં સૌ થમ મ હલા ેસ ફોટો ાફર કોણ છે. ?
b) હોમાય યારાવાલા
d) હ માય યારલાલ અથ સમ વો Ð ચર
b) મો ું
d) ૂ કળ ભાવવાચક નામ બનાવો Ð ઉ ચત
b) ઔ ચ ય d) લગભગ ઢ યોગનો અથ સમ વો - વા ુંય ન ફરક ું
b) સહ યાલ ન આવવો
d) સહજમાં ખબર પડ જવી.
7
IC/SI
Q.1)
a) eat
c) isn’t eating
Q.2)
a) having
c) have Q.3)
a) riding c) and riding Q.4)
a) Circles
c) Zig zag lines
Q.5)
a) not liking c) likes Q.6)
a) Dial
c) Transducer
Q.7)
a) are playing c) playing Q.8)
a) centrifugal force
c) vibratory force
Q.9)
a) Zeroth law of thermodynamics
c) Second Law of Thermodynamics
Q.10)
a) Electrons
c) Molecules
Q.11)
a) 0 and 0
c) 0 and 1
Q.12)
a) Black
c) White
Q.13)
a) Wavelength
c) Physical nature
Q.14)
a) buoyancy, gravitation
c) buoyancy, inertial
Q.15)
a) viscosity
c) surface tension
Q.16)
a) Relative humidity
c) Specific gravity of fluids
Q.17)
a) Same
c) Less
d) A fixed region in space
Energy loss in flow through nozzle as compared to venturimeter is
b) More
d) Unpredictable
Rain drops are spherical because of
b) air resistance
d) atmospheric pressure
A hydrometer is used to determine
b) Buoyant force
Emissive power of a body depends upon
b) Temperature
d) All of these
The two important forces for a floating body are
b) buoyancy, pressure
d) inertial, gravity
Absorptivity and reflectivity of transparent body are
b) 1 and 0
d) 1 and 1
Which of the following phosphorous is used as poison b) Red
d) Violet
The heat transfer takes place according to
b) First Law of thermodynamics
d) Kirchoff’s law
The passage of current in an electrolyte is due to the movement of
b) Particles
d) Ions Where are the children ? They_____in the garden.
b) play d) plays Which of the following forces do not act in case of fluids?
b) tensile force
d) elastic force
b) are not liking d) don’t like Element of the indicating device carrying the scale is called
b) Housing
d) Index
What do you usually do at weekends ? I usually ______ a bike.
b) ride d) rides The surface roughness on a drawing is represented by
b) Triangles
d) Square
Sachin is a vegetarian. He _________meat.
b) not eat
d) doesn’t eat We____dinner now. Can you phone later, please?
b) are having
d) are have
They _____ milk. Really ?
B 2
Q.18)
a) 10‐4 meters
c) 10‐9 meters
Q.19)
a) Surface tension
c) Vaporisation
Q.20)
a) Purely inductive
c) Purely resistive
Q.21)
a) temperature
c) molecular weight and structure
Q.22)
a) Increase the current output
c) Increase the voltage output
Q.23)
a) 105 c) 1018 Q.24)
a) Readability
c) Accuracy
Q.25)
a) Microscope
c) Electron microscope
Q.26)
a) અ ય દવગણ c) આિમરખાન Q.27)
a) અ ૂમથક
c) સેટલાઈટ લ ચીગ ટશન Q.28)
a) ડૉ. બેડકર c) રાણી લ મીબાઈ Q.29)
a) બયાસ c) ગંગા
Q.30)
a) પા ક તાન c) ૂક તાન Q.31)
a) ક બડ c) ટબોલ Q.32)
a) મહારા ટ
c) મ ય દશ d) દ હ
d) બ ૂચ તાન નવસ નાઈ ટ શ દ કઈ રમત સાથે જોડાયેલો છે ?
b) વોલીબોલ d) કટ
સ ાટ અકબર ુલંદ દરવા તેના કયા રા યના િવજયની ૃિતમાં બંધાવેલા છે ? b) ુજરાત
d) ક ૂરબા ગાંધી
ભારતનો ભાખરાનાંગલ બંધ કઈ નદ પર આવેલો છે.
b) િસ ૂ d) સ લજ કયા દશને ાચીન સમયમાં ગાંધાર તર ક ઓળખવામાં આવતો હતો.
b) અફઘાિન તાન d) અ ય ુમાર હ રકોટા શા માટ ણી ું છે?
b) ઈ ફોસીટ d) પાવર ો કટ ભારતમાં સતી થા બંધ કરાવનાર સમાજ ુધારક કોણ હતા?
b) રા રામમોહનરાય
d) Precision
Crystal structure of a material can be examined by
b) Optical microscope
d) X‐ray and electron diffraction
ુજરાતના ા ડ એ બેસેડર તર ક કોણ કામ કર રહ ુ છે.
b) અિમતાભ બ ચન
d) Increase the power rating
One cubic centimetre of metal would contain the number of atoms of the following order b) 1012
d) 1022
The ease with which observation can be made accurately is referred to as
b) Sensitivity
d) Complex
The specific heat of an ideal gas depends on its
b) pressure
d) volume
The cells are connected in series to
b) Decrease the internal resistance
d) 10‐12 meters
If pressure at any point in the liquid approaches the vapour pressure , liquid starts vaporising and creates pockets or bubbles of dissolved gases and vapours. This phenomenon is
b) Adhesion
d) Cavitation
The impedance at frequencies above resonance frequency is
b) Purely capacitive
1 Micron is equal to
b) 10‐6 meters
IC/SI
Q.33)
a) ચીર + આ ૂ
c) ચર + આ ુ
Q.34)
a) દશક c) આકષક
Q.35)
a) ઊ ર + ઊ ર
c) ઉ રો + ઉ ર
Q.36)
a) અજવા ળયાં
c) ૂય દય
Q.37)
a) ખબર ન પડવી
c) સહજ પણ અસર ન થવી
Q.38)
a) ૂરિમતિસહ ત તિસગ ગો હલ
c) ૂરિસહ ત તિસહ ગો હલ
Q.39)
a) do they c) they Q.40)
a) don’t like c) like Q.41)
a) don’t drink c) drinks Q.42)
a) is rain c) isn’t raining Q.43)
a) અતી યોકિત c) અતી યોકતી
Q.44)
a) singing c) are singing Q.45)
a) હમા યારલાલ c) હમાલી યારાવાલા
Q.46)
a) એકલવીર c) િમ તા
Q.47)
a) ઈ દરા ગાંધી ઓપન ુિન.
c) અટલ બહાર બા પાઈ ઓપન ુિન.
d) અ તશ ુ ભારતની સૌ થમ ઓપન ુિનવિસટ કઈ છે.?
b) જવાહારલાલ નહ ુ ઓપન ુિન.
d) ડૉ. બી. આર. બેડકર ઓપન ુિન.
d) sing ભારતનાં સૌ થમ મ હલા ેસ ફોટો ાફર કોણ છે. ?
b) હોમાય યારાવાલા
d) હ માય યારલાલ શ દ સ ૂહ માટ એક શ દ આપો Ð Ô ને કોઈ શ ુ નથી તેÕ
b) શ ુ િવનાનો
d) is raining સાચી જોડણી લખો. “અિતશયોકતી”
b) અિતશયોકિત d) અિતશયો કત Listen! Can you hear it ? Yes somebody __________
b) is singing d) doesn’t like Coffee ? No, thanks. I never ______coffee.
b) drink d) not drink Do I need an umbrella? No, it _______
b) rains
d) ૂરિસહ ત ત ગો હલ Where _____ live ? They live in Ahmedabad.
b) do we d) do I ______ my job. Why? It’s very boring.
b) likes
d) ધા રયાં
ઢ યોગનો અથ સમ વો - વા ુંય ન ફરક ું
b) સહ યાલ ન આવવો
d) સહજમાં ખબર પડ જવી.
કલાપી ુ ૂળ નામ જણાવો
b) ૂર જતિસગ ત તિસહ ગો હલ d) ય
સંિધ છોડો Ð ઉ રો ર
b) ઊ ર + ઉ ર
d) ઉ ર + ઉ ર
નરિસહ મહતાના પદો ા નામે ઓળખાય છે ?
b) ભાિતયાં
સંિધ છોડો Ð ચરા ુ
b) ચર + આ ૂ
d) ચરા + આ ુ
મ ુભાઈ પંચોળ ું ઉપનામ જણાવો.
b) કાશક
B 4
Q.48)
a) ચો સ c) યો ય Q.49)
a) ૪૭૦ c) ૩૭૦ Q.50)
a) િવશાળ c) લાં ુ Q.51)
a) Burn as the eddy current in the field
produce heat
c) Run at a lower speed d) Run continuously but the sparking takes place
at the brushes Q.52)
a) Which is getting charged
c) In which battery voltage is equal to
charger voltage
d) Which gets charged and discharged
simultaneously Q.53)
a) To improve commutation
c) To change alternative voltage to direct
voltage Q.54)
a) Cost
c) Resistance
Q.55)
a) Adding external resistance to the rotor
c) Increasing the voltage fed to the motor
Q.56)
a) Decreasing number of turns
c) Using core material of highly relative
permeability Q.57)
a) 7 A c) 21 A Q.58)
a) A‐1B‐1 b) B‐1A‐1
c) AB‐1 d) AB
Q.59)
a) tensile strength b) toughness
c) malleability d) hardness
Q.60)
a) Buffer solution b) Neutral solution
c) Ideal solution d) Zero pH solution
Q.61)
a) low carbon steel b) copper
c) aluminium d) rubber
b) 14 A d) 28 A
If A and B are non singular matrices of same order , then (AB)‐1 is equal to
Brinell number of a metal or an alloy is a measure of its
A solution that can resist change in its pH on addition of alkali/acid is called
Which of the following materials has a linear stress strain curve
b) Adding external induction to the rotor
d) Adding external capacitance to the rotor
The induction of a coil can be increased by
b) Increasing core length
d) None of the above
Full load current of a 10 HP, 3 phase, 440V induction motor is of order of
b) To improve efficiency of motor
d) To change direct voltage to alternative voltage
Which of the following parameter will be more for 16 gauge copper wire in comparison to 14 gauge copper wire
b) Strength
d) Weight
The starting torque of slip ring induction motor is increased by d) ૂ કળ If A.C. is fed by mistake to a DC motor then DC motor will
b) Run at its normal speed
A floating battery is one
b) In which feeding loads
The function of commutator in a DC machine is
d) લગભગ ભારતીય બંધારણની કઈ કલમ જ ુ-કા મીરને ખાસ દર જો આપે છે. ?
b) ૩૭૧ d) ૩૭૯ અથ સમ વો Ð ચર
b) મો ું
ભાવવાચક નામ બનાવો Ð ઉ ચત
b) ઔ ચ ય
IC/SI
Q.62)
a) Diamond b) Topaz
c) Quartz d) Talc
Q.63)
a) h/4 b) h/3
c) 2h/3 d) 3h/8
Q.64)
a) 100 m b) 115 m
c) 125 m d) 150 m
Q.65)
a) 72 km/hr b) 75km/hr
c) 78 km/hr d) None of the above
Q.66)
a) displacement b) linear velocity
c) angular velocity d) rate of change of angular velocity
Q.67)
a) Coplanar Only b) Concurrent Only
c) Coplanar as well as Concurrent d) Coplanar but may be or may not be
Concurrent Q.68)
a) displacement b) speed
c) velocity d) acceleration
Q.69)
a) Energy b) Temperature
c) Time d) Displacement
Q.70)
a) radio waves b) x‐rays
c) infrared waves d) ultraviolet waves
Q.71)
a) 13 gm b) 130 gm
c) 1300 gm d) 13000 gm
Q.72)
a) noise b) harmonic distortion
c) phase shift d) parasitic oscillation
Q.73)
a) Less volume b) More volume
c) Same volume d) More/less depending on gas
Q.74)
a) light emitting diode (LED)
c) nixie tube
Q.75)
a) Same temperature b) Higher temperature
c) Lower temperature d) Unpredictable
Q.76)
a) Length and flow
c) Loss of head and flow
Q.77)
a) Bernoulli’s equation
c) Euler’s Equation
d) Length and loss of head
For an irrotational flow the equation
∂2Φ / ∂x2 + ∂2 Φ/ ∂y2 is known as
b) Cauchy Riemann’s equation
d) Laplace Equation
Which of the following displays has minimum power consumption
b) liquid crystal display (LCD)
d) fluorescent
Sea water as compared to distilled water will boil at
To replace a compound pipe by a new pipe , the pipes will be equivalent when both pipes have same
b) Diameter and flow
A particle covers equal distance around circular path in equal intervals of time. Which of the following parameters connected with the motion of particle remains constant with time?
All of the following are scalar quantities except
Which of the following rays has the lowest wavelength
The weight of one cubic meter of air would be around
Transistor interjunction capacitance causes the following in the amplifier
A real gas compared to idle gas at very high pressure occupies Which of the following has least hardness
For a solid cone of height h, the CG lies on the axis at the distance above the base equal to
A Body is dropped from rest at height h. It covers a distance of 9/25 h in the last second. The height is about
A car travels from one station to another along a straight road. First half of the distance is covered with velocity of 60 Km/hr. and the second half is covered with velocity of 90 Km/hr. The average speed of the car is
In simple harmonic motion , acceleration is proportional to
A system of three forces acts on a body and keeps it in equilibrium. The forces need to be
B 6
Q.78)
a) Expanding tube at an increasing rate
c) Long pipe at decreasing rate
Q.79)
a) Vertical line
c) Inclined line with upward flow
Q.80)
a) Pressure difference is low
c) Fluid in the pipe is gas
Q.81)
a) t/d =< 0.075
c) t/d =< 0.02 Q.82)
a) V c) V2 Q.83)
a) Open system
c) Homogenous system
Q.84) a) 2 c) 4 Q.85)
a) increases
c) first decreases to minimum and then
increases Q.86)
a) Venturimeter
c) Pilot tube
Q.87)
a) Event
c) Thermodynamic property
Q.88)
a) 1/p c) q/p Q.89)
a) 1/2 c) 3/4 Q.90)
a) Dynamometer type
c) Moving iron type
Q.91) a) 6 c) Infinity Q.92)
a) As low as possible
c) Negligible
Q.93)
a) 27/185
c) 25/98
The probability of getting a number between 1 and 100 which is divisible by 1 itself only is
b) 23/97
d) None of these
Area bound by parabola y = 2x2 and the line y = x‐4 is equal to b) 18
d) None of these
The internal impedance of an accurate voltmeter should be
b) Low
d) Very high
Has a non trivial sol. , if d is equal
b) 1/4 d) 1 Friction losses are more in the following type of instruments
b) Moving coil type
d) Moving magnet type
b) 1/q
d) none of these
The system of linear equations (4d‐1)x + y + z = 0
‐y + z = 0 (4d‐1) = 0
b) Rotameter
d) Orifice plate
The sequence of the process that eventually returns the working substance to its original state ,is known as
b) Thermodynamic cycle
d) None of these
What would be the expectation of the number of failures preceding the first success in an infinite series of independent trials with constant probability of success p ?
b) 3
d) None of these
With rise in temperature , the specific heat of water
b) decreases
d) remains constant
The flow of water in the pipe of diameter 3000 mm can be measured by b) 1/V
d) √V A system comprising of a single phase , is known as
b) Closed system
d) Heterogeneous system
In laminar flow , maximum velocity at the centre of the pipe is how many times to the average velocity?
b) Velocity is high
d) Fluid is Highly viscous
For general stress calculation , a cylinder is considered as thin if,
b) t/d =<0.05
d) t/d =< 0.01
If V is the mean velocity of the flow , then according to Darcy Weisbach equation for pipe flow, energy loss over a length of pipe is proportional to
b) Expanding tube at constant rate
d) Long pipe at constant rate
For measuring flow by venturimeter it should be installed in
b) Horizontal line
d) In any direction and in any location
A piezometer cannot be used for pressure measurement in pipes when Unsteady uniform flow is flow through a / an
IC/SI
Q.94)
a) Current
c) Voltage
Q.95)
a) Zero
c) 3 Nm
Q.96)
a) D c) D2 Q.97)
a) P dV
c) T dS Q.98)
a) Absolute zero
c) Triple point
Q.99)
a) τmax c) 4 τmax
Q.100)
a) 0 degree Celsius
c) + 273 Kelvin
In a strained material one of the principal stress equals twice the others. If the maximum shear stress is τmax , then the value of maximum principal stress is
b) 2 τmax d) 8 τmax
The absolute zero can be obtained at a temperature of
b) 273 degree Celsius
d) None of the above
For a reversible adiabatic compression in a steady flow process, the work done per unit mass is integration of
b) V dp
d) S dT Specific heat of gas Cp = Cv , at
b) Critical temperature
d) All temperatures
A dog weighing 2 kgs jump from the floor to window 1.5 mtr high . Neglecting the air drag , work done by dog is
b) Nearly 30 Nm
d) None of the above
When D is the diameter of the molecules of a gas in a confined space, the collision frequency will be proportional to
b) 1/D d) 1/D2 Which parameter is increased by a step up transformer
b) Resistance
d) Power
C 1
Q.1)
a) એકલવીર ) િમ તા
શ દ સ ૂહ માટ એક શ દ આપો Ð Ô ને કોઈ શ ુ નથી તેÕ
b) શ ુ િવનાનો
d) અ તશ c) િમ તા
Q.2)
a) ઈ દરા ગાંધી ઓપન ુિન.
c) અટલ બહાર બા પાઈ ઓપન ુિન.
Q.3)
a) ચો સ c) યો ય
ભાવવાચક નામ બનાવો Ð ઉ ચત
b) ઔ ચ ય d) લગભગ
ી ંધ ી ઈ જ ી ે જો ે ે ?
d) અ તશ ુ ભારતની સૌ થમ ઓપન ુિનવિસટ કઈ છે.?
b) જવાહારલાલ નહ ુ ઓપન ુિન.
d) ડૉ. બી. આર. બેડકર ઓપન ુિન.
Q.4)
a) ૪૭૦ c) ૩૭૦ Q.5)
a) િવશાળ c) લાં ુ
Q.6) ભારતનાં સૌ થમ મ હલા ેસ ફોટો ાફર કોણ છે. ?
ો
ભારતીય બંધારણની કઈ કલમ જ ુ-કા મીરને ખાસ દર જો આપે છે. ? b) ૩૭૧ d) ૩૭૯ અથ સમ વો Ð ચર
b) મો ું
d) ૂ કળ
a) હમા યારલાલ c) હમાલી યારાવાલા
Q.7)
a) don’t like b) likes
c) like Q.8)
a) don’t drink
I ______ my job. Why? It’s very boring.
d) doesn’t like Coffee ? No, thanks. I never ______coffee.
b) drink
b) હોમાય યારાવાલા
d) હ માય યારલાલ
c) drinks Q.9)
a) is rain c) isn’t raining Q.10)
a) અતી યોકિત c) અતી યોકતી
b) rains d) is raining સાચી જોડણી લખો. “અિતશયોકતી”
b) અિતશયોકિત d) અિતશયો કત d) not drink Do I need an umbrella? No, it _______
Q.11)
a) singing c) are singing Q.12)
a) do they c) they Q.13)
b) is singing d) sing Where _____ live ? They live in Ahmedabad.
b) do we d) do હ રકોટા શા માટ ણી ું છે?
Listen! Can you hear it ? Yes somebody __________
Q )
a) અ ૂમથક
c) સેટલાઈટ લ ચીગ ટશન Q.14)
a) ડૉ. બેડકર c) રાણી લ મીબાઈ Q.15)
a) બયાસ
ં
b) િસ ૂ b) ઈ ફોસીટ d) પાવર ો કટ ભારતમાં સતી થા બંધ કરાવનાર સમાજ ુધારક કોણ હતા?
b) રા રામમોહનરાય d) ક ૂરબા ગાંધી
ભારતનો ભાખરાનાંગલ બંધ કઈ નદ પર આવેલો છે.
ુ
c) ગંગા d) સ લજ
IC/SI
Q.16)
a) પા ક તાન ) ક તાન
કયા દશને ાચીન સમયમાં ગાંધાર તર ક ઓળખવામાં આવતો હતો.
b) અફઘાિન તાન d) બ ચ તાન c) ૂક તાન
Q.17)
a) ક બડ c) ટબોલ Q.18)
a) અ ય દવગણ c) આિમરખાન )
b) વોલીબોલ d) કટ
ુજરાતના ા ડ એ બેસેડર તર ક કોણ કામ કર રહ ુ છે.
b) અિમતાભ બ ચન d) અ ય ુમાર
સ ાટ અકબર લંદ દરવા તેના કયા રા યના િવજયની િતમાં બંધાવેલા છે ? d) બ ૂચ તાન
નવસ નાઈ ટ શ દ કઈ રમત સાથે જોડાયેલો છે ?
Q.19)
a) મહારા ટ c) મ ય દશ Q.20)
a) દશક c) આકષક Q.21)
ઊ ઊ ઊ ઉ
b) ુજરાત d) દ હ મ ુભાઈ પંચોળ ું ઉપનામ જણાવો.
b) કાશક d) ય સંિધ છોડો Ð ઉ રો ર
સ ાટ અકબર ુલંદ દરવા તેના કયા રા યના િવજયની ૃિતમાં બંધાવેલા છે ?
a) ઊ ર + ઊ ર c) ઉ રો + ઉ ર Q.22)
a) અજવા ળયાં
c) ૂય દય
Q.23)
a) ખબર ન પડવી
ી
b) સહ યાલ ન આવવો
ં ી
b) ઊ ર + ઉ ર d) ઉ ર + ઉ ર નરિસહ મહતાના પદો ા નામે ઓળખાય છે ?
b) ભાિતયાં
d) ધા રયાં
ઢ યોગનો અથ સમ વો - વા ુંય ન ફરક ું
c) સહજ પણ અસર ન થવી
Q.24)
a) ૂરિમતિસહ ત તિસગ ગો હલ
c) ૂરિસહ ત તિસહ ગો હલ
Q.25)
a) ચીર + આ ૂ c) ચર + આ ુ
b) ચર + આ ૂ d) ચરા + આ ુ d) સહજમાં ખબર પડ જવી.
કલાપી ુ ૂળ નામ જણાવો
b) ૂર જતિસગ ત તિસહ ગો હલ d) ૂરિસહ ત ત ગો હલ સંિધ છોડો Ð ચરા ુ
Q.26)
a) 13 gm b) 130 gm
c) 1300 gm d) 13000 gm
Q.27)
a) noise b) harmonic distortion
c) phase shift d) parasitic oscillation
Q.28)
The weight of one cubic meter of air would be around
Transistor interjunction capacitance causes the following in the amplifier
A real gas compared to idle gas at very high pressure occupies
a) Less volume b) More volume
c) Same volume d) More/less depending on gas
Q.29)
a) light emitting diode (LED)
c) nixie tube
Q.30)
a) Same temperature b) Higher temperature
Which of the following displays has minimum power consumption
b) liquid crystal display (LCD)
d) fluorescent
Sea water as compared to distilled water will boil at
) p ) g p
c) Lower temperature d) Unpredictable