Previous year question paper for Physics2 (Diploma Computer Engineering 1st-2nd)

1. Waves and vibrations (7 hrs)

1.1 Wave motion with examples, generation of waves by vibrating

particles

1.2 Types of wave motion - transverse and longitudinal wave motion,

velocity, frequency and wave length of a wave. Relationship

between wave velocity, frequency and wave length.

1.3 Simple harmonic motion: definition, expression for displacement,

velocity, acceleration, time period, frequency in S.H.M.

1.4 Free, forced and resonant vibrations with examples

1.5 Numericals based on S.H.M.

2. Applications of sound waves (6 hrs)

2.1 Sound Waves, Beats, Doppler effect of sound, apparent frequency,

determination of apparent frequency(when the source of sound

moving towards and away from stationary observer).

2.2 Acoustics of buildings – reverberation, reverberation time, echo,

noise, coefficient of absorption of sound, methods to control

reverberation time

2.3 Ultrasonics– production (magnetostriction and piezoelectric methods)

and their engineering applications

3. Light (6 hrs

Electromagnetic Waves, properties of Electromagnetic waves,

Electromagnetic Spectrum interference of light, constructive & destructive

interference, Coherent and non coherent sources of light.) 

Section – B : Electrical Circuits and Electromagnetism

4. Electrostatics (06 hrs)

4.1 Coulombs law, unit charge

4.2 Electric flux and Gauss’s Law, Electric field intensity and electric

potential at any point due to a point charge.

4.3 Capacitance, Principle of capacitor, capacitance of parallel plate

capacitor, series and parallel combination of capacitors

4.4 Numerical based on combination of capacitor.

5. DC Circuits (06 hrs)

5.1 Current, voltage and resistance, potential difference, Electric

power, electrical energy and their units.

5.2 Ohm’s law

5.3 Series and parallel combination of resistors, specific resistance,

effect of temperature on resistance.

5.4 Kirchhoff’s laws

5.5 Numerical based upon combination of resistances.

6. Electromagnetism (06 hrs)

6.1. Magnetic field and its units

6.2. Biot-Savart Law, magnetic field around a current carrying straight

conductor,

6.3. Force on a moving charge and current carrying conductor in a

magnetic field.

6.4. Classification of material on the basis of magnetism(dia, para and

ferromagnetic materials).

Section – C : Advanced Physics

7. Semiconductor physics (05 hrs)

7.1 Energy bands, definition of conductor, semiconductor & insulator on

the basis of band theory, intrinsic and extrinsic semiconductors, p-n

junction diode and its characteristics

7.2 Diode as rectifier – half wave and full wave rectifier

8. Modern Physics (06 hrs)

8.1 Lasers: concept of energy levels, ionization and excitation

potentials; spontaneous and stimulated emission; lasers and its

characteristics, population inversion, ruby lasers and applications 

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8.2 Fibre optics: introduction, optical fiber materials, types, light

propagation and its applications