PYQ Vault

Day 28: MH HSC Class 12 Physics

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

  1. Question 1

    Electrostatics. This type asked 2 times: Feb 2025, Feb 2026. This one: Feb 2026

    Q. 19
    Derive an expression for electric potential due to a point charge.

  2. Question 2

    Kinetic Theory of Gases and Radiation. This type asked 2 times: Feb 2024, Feb 2026. This one: Feb 2026

    Q. 29
    Derive the relation between coefficient of absorption, coefficient of reflection and coefficient of transmission. Compare the r.m.s. speed of hydrogen molecule at 127°C with r.m.s. speed of oxygen molecule at 27°C, given that molecular masses of hydrogen and oxygen are 2 and 32 respectively.

  3. Question 3

    Magnetic Fields due to Electric Current. This type asked 2 times: Feb 2025, Feb 2026. This one: Feb 2026

    Answer the following questions :
    Q. 2(iii)
    Calculate the magnitude of force experienced by a stationary charge exposed to uniform magnetic field.

  4. Question 4

    Mechanical Properties of Fluids. This type asked 2 times: Mar 2022, Feb 2026. This one: Feb 2026

    Q. 1(i)
    When a number of droplets coalesce to form a single drop, the total surface area of the drop _____.

    Tap an option to check your answer.

  5. Question 5

    Oscillations. This type asked 2 times: Mar 2019, Feb 2026. This one: Feb 2026

    Answer the following questions :
    Q. 2(viii)
    Define second's pendulum.