PYQ Vault

Day 31: MH HSC Class 12 Physics

5 questions. Try each one first, then open its answer.

  1. Question 1

    Semiconductor Devices. This type asked 2 times: Feb 2024, Feb 2025. This one: Feb 2025

    Q. 7
    State any four advantages of light emitting diode (LED).

  2. Question 2

    Thermodynamics. This type asked 2 times: Feb 2024, Feb 2025. This one: Feb 2025

    Answer the following questions :
    Q. 2(iv)
    What do you mean by a thermodynamic system?

  3. Question 3

    Magnetic Fields due to Electric Current. This type asked 2 times: Feb 2020, Jul 2024. This one: Jul 2024

    Q. 26
    The magnetic field at the centre of a circular current carrying loop of radius 12 cm is 6×10−66 \times 10^{-6} T. What will be the magnetic moment of the loop?

  4. Question 4

    Oscillations. This type asked 2 times: Mar 2022, Jul 2024. This one: Jul 2024

    Answer the following questions :
    Q. 2(ii)
    Write the differential equation for linear S.H.M.

  5. Question 5

    Oscillations. This type asked 2 times: Feb 2024, Jul 2024. This one: Jul 2024

    Q. 24
    At what distance from the mean position is the kinetic energy of a particle performing S.H.M. of amplitude 10 cm, three times its potential energy?