BM Sharma Lecture Sheet 12th

B.M. SHARMA’S ACADEMY OF PHYSICS

XII PHYSICS LECTURE SHEET • B.M. SHARMA’S ACADEMY OF PHYSICS

LECTURE SHEET +2

B.M. SHARMA’S ACADEMY OF PHYSICS LEC.NO .

TOPIC

SUB-TOPIC

TIME

1

2

ELECTROSTATICS

Electrostatics concept of charge, concept of electric filed

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Electrostatics discussion of concept of electric filed due to 0:47:31 continuous charge distribution

2-B

IIT-JEE 2012 problems with solution discussion

1:44:30

1:04:32

3

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Understanding electric filed variation due to two different 1:53:16 charges

4

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Electrostatics graph plotting of electric field variations

5

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Electric field calculations due to different forms of 1:49:53 continuous charge distributions

6

ELECTROSTATICS (ELECTRIC DIPOLE)

Electric dipole and electric filed due to it

1:39:14

Electric flux and basics of

1:49:48

7

law

1:39:21

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B.M. SHARMA’S ACADEMY OF PHYSICS 8

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1:30:57 law and its applications

9

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1:51:04 law applications and problems discussions

10

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Electric flux problems related to

law

11

ELECTROSTATICS ELECTRIC POTENTIAL

12

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Equipotential surface , electric potential due to charged conducting and 1:34:12 non-conducting sphere

13

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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

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Combination of capacitors

1:40:24

17

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Combination of capacitors eq. capacitance

1:46:12

18

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Finding equivalent circuits

1:44:35

Electric potential

1:36:48

1:48:14

B.M. SHARMA’S ACADEMY OF PHYSICS 19

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1:52:53 Dielectric theory and numerical

20

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Equivalent capacitance , problems of resistance and battery involving 1:38:46 kirchoff law, different combination of batteries

21

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Maximum current through a combination of batteries , charging and 1:41:40 discharging of capacitors

22

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Capacitors (charging and discharging theory and problem discussions)

23

1:19:52

CURRENT ELECTRICITY Discussion on charging and discharging continued, star delta theorem, 1:32:09 discussion of theory and problems of galvanometer

24

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Ammeter and voltmeter and meter bridge theory and problem 0:58:34 discussions.

25

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Meter bridge related problem discussion

1:15:45

26

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Cassese of infinite resistance , theory of electric power and energy

1:33:37

27

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Theory and problems of drift velocity

1:31:00

B.M. SHARMA’S ACADEMY OF PHYSICS

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28 ELECTROMAGNETISM

Sources of magnetic field , Biot -savart law theory and problems

1:45:14 1:42:11

29

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Various problems to discuss biot savart law

30

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More problems of biot savart law and discussion of amperes law theory 1:46:00 and problems

31

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Applications of amperes law and theory of motion of charged particle in 1:30:36 magnetic field

32

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Problem discussions related to motion of charged particle in a magnetic 1:41:04 field

33

ELECTROMAGNETISM MOTION OF CHARGED PARTICLE

Motion of charged particle, force on current element , force on two infinite 0:59:12 parallel current carrying wires, Magnetic force on a loop carrying current in a given magnetic field

34

ELECTROMAGNETISM

Different questions related to force on current carrying wires of different 1:29:34 shapes and placed in magnetic field

35

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Rotation of a non-conducting body in magnetic field, dipole moment of a 1:42:28 ring, dipole moment of closed loops of different shapes, magnetic flux, discussion of solenoid, flux between 2 thin infinite plates carrying

B.M. SHARMA’S ACADEMY OF PHYSICS 36

FLUX & ELECTROMAGNETIC INDUCTION

LECTURE SHEET +2

Typical questions involving flux, concept of electromagnetic induction, 1:49:36 faradays laws , Lenz law

37

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Cases of closed loop wires of different shapes being associated with flux 1:39:07 and calculation of resulting emf , motional emf concept discussion and problem discussion ElectroMagnetic Induction

38

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Electricmagnetic Induction problem discussion relate dto various 1:33:51 situations arising in cases of motional emf

39

Induced Electric field discussion of theoretical concept

1:34:49

40

INDUCTANCE

Concept of inductance, mutual inductance, self-inductance, inductors in 1:40:06 series and parallel, L R circuits

41

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Current variation in a LR circuit with time, potential difference variation 1:33:28 across an inductor with time, energy stored Induced

B.M. SHARMA’S ACADEMY OF PHYSICS

LECTURE SHEET +2

42

LC OSCILLATIONS

L.C oscillations theoretical concept and problem discussions

43

AC CURRENT

AC current Theory and concept AC generator , RMS value of current, 1:29:55 concept and use of phasor diagrams

44

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A C Circuits concept of reactance, impedance, power in AC circuits, theory 1:41:27 of transformer, resonance in LC Circuits and LCR circuits

45

OPTICS

Ray Opticcs, cartesian convention, real and virtual images, reflection on 1:45:43 curved surfaces, image formation in concave mirror, convex mirror, problem discussions

46

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47

OPTICS REFRACTION

Discussion of problems based on curved mirrors optics

1:43:10

1:28:56

Theory and concepts of REFRACTION , refractive index, snell's law, real and 1:38:10 apparent depth, total internal reflection,-

48

Refraction in a glass slab , apparent shift due to glass slab, slab and mirror 1:36:34 combination, problem discussion

49

Refraction at spherical surface, , image formation in lenses

1:26:16

B.M. SHARMA’S ACADEMY OF PHYSICS 50

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1:36:53 Convex lenses image formation 15-10-12

51

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52

52-B

Lenses formation convex lines & geometric optics

1:35:50

Condition of no emergenceand grazing emergence, of minimum 1:01:57 deveiation, theory of thin prisms, dispersion of light, combination of prisms

WAVES OPTICS

Wave Optics Huygens wane theory, wave front, theory of interference, 0:45:05 constructive e interference, conditions for maximum and min intensity

53

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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

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Shape of fringes, displacement of fringes by introduction of a thin 1:38:53 transparent film in front of a fringe, bichromatic light sent through a double slit experiment

B.M. SHARMA’S ACADEMY OF PHYSICS 55

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1:35:05 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

56

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MODERN PHYSICS RADIATION FORCES

Llyod mirror , fresnels biprism, radiation pressure and intensity, related problem 1:37:45 discussion,

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, 2nd law, 3rd law

Related problems More problem discussion ---

MODERN PHYSICS BHOR MODEL

1:56:30

Emission of radiations Radii and energy of orbits related problems

B.M. SHARMA’S ACADEMY OF PHYSICS ---

LECTURE SHEET +2

MODERN PHYSICS

47:41 Problems related to energy levels of electrons in different orbits.

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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 ---

RADIOACTIVITY

Problem discussion based on half-life and decay constant

27:49

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