BM Sharma Lecture Sheet 12th

B.M. SHARMA’S

ACADEMY OF

XII PHYSICS

LECTURE SHEET

LEC.NO

.

TOPIC

SUB-TOPIC

TIME

1

ELECTROSTATICS

_{Electrostatics concept of charge, concept of electric filed}

2

_{Electrostatics discussion of concept of electric filed due to}

continuous charge distribution

0:47:31

2-B

IIT-JEE 2012 problems with solution discussion

3

_{Understanding electric filed variation due to two different}

charges

1:53:16

4

_{Electrostatics graph plotting of electric field variations}

5

_{Electric field calculations due to different forms of}

continuous charge distributions

1:49:53

6

DIPOLE)

Electric dipole and electric filed due to it

1:39:14

8 ,,

law and its applications

1:30:57

9 ,,

law applications and problems discussions

1:51:04

10 ,, Electric flux problems related to law 1:36:48

11 ELECTROSTATICS

ELECTRIC POTENTIAL

Electric potential 1:48:14

12 ,, Equipotential surface , electric potential due to charged conducting and non-conducting sphere

1:34:12 13 ,, Graphical problems related to potential , electric potential due to a dipole 1:33:11

14 ELECTROSTATICS Concept and theory of electric dipole and problems discussion 1:22:48

15 CAPACITORS Basic theory of capacitors 1:43:34

16 ,, Combination of capacitors 1:40:24

17 ,, Combination of capacitors eq. capacitance 1:46:12

19 ,,

Dielectric theory and numerical

1:52:53

20 ,, Equivalent capacitance , problems of resistance and battery involving kirchoff law, different combination of batteries

1:38:46

21 ,, Maximum current through a combination of batteries , charging and

discharging of capacitors

1:41:40

22 ,, Capacitors (charging and discharging theory and problem discussions) 1:19:52

23 CURRENT ELECTRICITY Discussion on charging and discharging continued, star delta theorem, discussion of theory and problems of galvanometer

1:32:09

24 ,, Ammeter and voltmeter and meter bridge theory and problem

discussions.

0:58:34

25 ,, Meter bridge related problem discussion 1:15:45

26 ,, Cassese of infinite resistance , theory of electric power and energy 1:33:37

28

ELECTROMAGNETISM Sources of magnetic field , Biot -savart law theory and problems 1:45:14

29 ,, Various problems to discuss biot savart law 1:42:11

30 ,, More problems of biot savart law and discussion of amperes law theory and problems

1:46:00

31 ,, Applications of amperes law and theory of motion of charged particle in magnetic field

1:30:36

32 ,, Problem discussions related to motion of charged particle in a magnetic field

1:41:04

33 ELECTROMAGNETISM

MOTION OF CHARGED PARTICLE

Motion of charged particle, force on current element , force on two infinite parallel current carrying wires, Magnetic force on a loop carrying current in a given magnetic field

0:59:12

34 ELECTROMAGNETISM Different questions related to force on current carrying wires of different shapes and placed in magnetic field

1:29:34

35 ,, Rotation of a non-conducting body in magnetic field, dipole moment of a ring, dipole moment of closed loops of different shapes, magnetic flux, discussion of solenoid, flux between 2 thin infinite plates carrying

36 FLUX &

ELECTROMAGNETIC INDUCTION

Typical questions involving flux, concept of electromagnetic induction, faradays laws , Lenz law

1:49:36

37 ,, Cases of closed loop wires of different shapes being associated with flux and calculation of resulting emf , motional emf concept discussion and problem discussion ElectroMagnetic Induction

1:39:07

38 ,, Electricmagnetic Induction problem discussion relate dto various

situations arising in cases of motional emf

1:33:51

39 Induced Electric field discussion of theoretical concept 1:34:49

40 INDUCTANCE Concept of inductance, mutual inductance, self-inductance, inductors in series and parallel, L R circuits

1:40:06

41 ,, Current variation in a LR circuit with time, potential difference variation across an inductor with time, energy stored Induced

42 LC OSCILLATIONS L.C oscillations theoretical concept and problem discussions 1:43:10

43 AC CURRENT AC current Theory and concept AC generator , RMS value of current, concept and use of phasor diagrams

1:29:55

44 ,, A C Circuits concept of reactance, impedance, power in AC circuits, theory of transformer, resonance in LC Circuits and LCR circuits

1:41:27

45 OPTICS Ray Opticcs, cartesian convention, real and virtual images, reflection on curved surfaces, image formation in concave mirror, convex mirror, problem discussions

1:45:43

46 ,, Discussion of problems based on curved mirrors optics 1:28:56

47 OPTICS REFRACTION Theory and concepts of REFRACTION , refractive index, snell's law, real and apparent depth, total internal

reflection,-1:38:10

48 Refraction in a glass slab , apparent shift due to glass slab, slab and mirror combination, problem discussion

1:36:34

50 ,,

Convex lenses image formation 15-10-12

1:36:53

51 ,, Lenses formation convex lines & geometric optics 1:35:50

52 Condition of no emergenceand grazing emergence, of minimum

deveiation, theory of thin prisms, dispersion of light, combination of prisms

1:01:57

52-B WAVES OPTICS Wave Optics Huygens wane theory, wave front, theory of interference, constructive e interference, conditions for maximum and min intensity

0:45:05

53 ,, Conditions for min and max intensity, coherent sources, division of

wavefront, fresnels biprism, lloyds mirror, problem discussion related to bright and dark fringes, youngs double slit experiment

54 ,, Shape of fringes, displacement of fringes by introduction of a thin

transparent film in front of a fringe, bichromatic light sent through a double slit experiment

55 ,,

Optical path when a thin film is introduced in the path of a ray, problem discussion related to complex problems of interference , lloyd's mirror

1:35:05

56 ,, Llyod mirror , fresnels biprism, radiation pressure and intensity, related problem discussion,

1:37:45

--- MODERN PHYSICS RADIATION FORCES

Radiation pressure and intensity 1:10:11

Intensity of light

Force imported by radiation on any surface. Photoelectric effect.

---- MODERN PHYSICS PHOTOELECTRICEFFT

Law of photoelectric emission 1:13:42

1st_{law, 2}nd_{law, 3}rd_law

Related problems

More problem discussion --- MODERN PHYSICS BHOR

MODEL

1:56:30

Emission of radiations

--- MODERN PHYSICS

Problems related to energy levels of electrons in different orbits.

47:41

--- X-RAYS Theory 55:04

Production of X-Rays Properties of x-rays X ray spectra

Characteristic spectrum or line spectrum & related

--- NUCLEAR PHYSICS Nuclear Physics 51:45

Properties of Nucleus Size of nucleus

Nuclear stability theory Nuclear stability chart Bonding energy

Bonding energy per nucleon

--- RADIOACTIVITY Theory of radioactivity 33:24 Decay constant

Decay curve

CHANDIGARH:- SCO-55, 56 TOP FLOOR

SECTOR- 20-C, NEAR GURDWARA,

CONTACT:- 9915723880, 9316133168

B.M. SHARMA’S