PYQ Vault

Day 24: MH HSC Class 12 Physics

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

  1. Question 1

    Superposition of Waves. This type asked 3 times: Mar 2018, Feb 2024, Feb 2025. This one: Feb 2025

    Q. 1(ix)
    A string of length 2 m is vibrating with 2 loops. The distance between its node and adjacent antinode is _____.

    Tap an option to check your answer.

  2. Question 2

    Electromagnetic Induction. This type asked 3 times: Mar 2022, Feb 2023, Feb 2024. This one: Feb 2024

    Q. 10
    An aircraft of wing span of 60 m flies horizontally in earth's magnetic field of 6×10−56 \times 10^{-5}T at a speed of 500 m/s. Calculate the e.m.f. induced between the tips of wings of aircraft.

  3. Question 3

    Oscillations. This type asked 3 times: Mar 2016, Feb 2023, Feb 2024. This one: Feb 2024

    Q. 1(ix)
    The velocity of bob of a second's pendulum when it is 6 cm from its mean position and amplitude of 10 cm, is _____.

    Tap an option to check your answer.

  4. Question 4

    Structure of Atoms and Nuclei. This type asked 3 times: Feb 2020, Mar 2022, Feb 2024. This one: Mar 2022

    Q. 10
    An electron in an atom is revolving round the nucleus in a circular orbit of radius 5.3×10−11 m5.3 \times 10^{- 11}\text{ m} with a speed of 3×106 m/s3 \times 10^{6}\text{ m/s}. Find the angular momentum of electron.

  5. Question 5

    Dual Nature of Radiation and Matter. This type asked 3 times: Mar 2018, Mar 2019, Feb 2023. This one: Feb 2023

    Answer the following questions:
    Q. 2(iv)
    An electron is accelerated through a potential difference of 100 volt. Calculate de-Broglie wavelength in nm.