University Karnataka Department of Pre University Education Course & Year II PUC Subject Physics Download Annual Examination Model Question Paper Year 2023 Document Type PDF Official Website https://pue.karnataka.gov.in/english

## PUE PUC II Physics Model Question Paper 2023

Download Karnataka Department of Pre University Education (PUE) March 2023 Second Year PUC Physics Annual Examination Model Question Paper.

Download PUE Karnataka II PUC 2023 Model Question Papers Here [All Subjects]

## PUE Karnataka PUC II Physics Model Questions

Part – A:
I. Pick the correct option among the four given options for ALL of the following questions: 15 × 1 = 15
1. For large distances from a short dipole, the electric field due to it depends on the distance from it as:
(A) 1(distance) 2
(B) 1(distance)3
(C)(distance)3
(D) (distance)2

2. Which one of the following is the unit of capacitance?
(B) coulomb (C)
(C)volt (V)
(D) tesla (T)

3. An example for polar molecule is:
(A)Oxygen (O2) molecule
(B) Nitrogen (N2) molecule
(C)Hydrogen (H2) molecule
(D) Water (H2O) molecule

4. The resistance of a carbon resistor is 12 × 105 ± 10% Ω. The colour of the first band of the resistor is:
(A)Green
(B) Black
(C)Brown
(D) Silver

5. Force on a charged particle moving in a magnetic field is maximum when the angle between the velocity of the charge and the magnetic field is:
(A)180°
(B) 90°
(C)45°
(D) 0°

6. Identify the wrong statement among the following options about magnetic field lines:
(A)They form closed loops.
(B) The tangent drawn to the magnetic field line at any point gives the direction of magnetic field at that point.
(C)They can intersect each other.
(D)Outside a magnet, they go from north pole to the south pole.

7. The law which gives the polarity of induced emf in electromagnetic induction is:
(A)Gauss’s law in magnetism
(B) Ampere’s circuital law
(D) Lenz’s law

8. The principle behind the working of AC generator is:
(A)Electromagnetic induction
(B) Eddy currents
(C)Hysteresis
(D) Torque on a current loop

9. In the case of alternating voltage applied to a resistor:
(A)the current leads the voltage by a phase angle of π/2
(B) the current lags behind the voltage by a phase angle of π/2
(C)the current and the voltage are in phase
(D)the current leads the voltage by a phase angle of π/4

10. Displacement current arises due to:
(A)time varying electric flux
(B) constant electric flux
(C) change in magnetic flux
(D) constant magnetic flux

11. In case of total internal reflection:
(A)light ray must be travelling from rarer medium to denser medium.
(B) light ray must be travelling from denser medium to rarer medium.
(C)the angle of incidence must be less than the critical angle.
(D)angle of refraction is 0° when the angle of incidence is equal to critical angle.

12. The phenomena of bending of light at the corners of an obstacle is called:
(A)refraction
(B) polarization
(C)interference
(D) diffraction

13. Davisson – Germer experiment proved:
(A)wave nature of electrons
(B) particle nature of electrons
(C)wave nature of light
(D) particle nature of light

14. Among the following, which set of nuclei are isotopes?
(A) 6𝐶 14 and 7𝑁 14
(B) 2𝐻𝑒 3 and 1𝐻3
(C) 92𝑈 235 and 92𝑈 238
(D) 𝑆𝑖 14 28 and 32𝐺𝑒 73

15. For an AND gate, which set of inputs A and B give a high output Y = 1?
(A)A = 0, B = 0
(B) A = 0, B = 1
(C)A = 1, B = 0
(D) A = 1, B = 1

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