PYQ Vault

Day 27: MH HSC Class 12 Physics

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

  1. Question 1

    Rotational Dynamics. This type asked 2 times: Jun 2025, Jun 2026. This one: Jun 2026

    Q. 15
    State and prove perpendicular axes theorem.

  2. Question 2

    Structure of Atoms and Nuclei. This type asked 2 times: Feb 2020, Jun 2026. This one: Jun 2026

    Answer the following questions :
    Q. 2(iv)
    Which series of spectral lines belongs to the ultraviolet region of the hydrogen spectrum?

  3. Question 3

    Thermodynamics. This type asked 2 times: Jun 2025, Jun 2026. This one: Jun 2026

    Q. 31(ii)
    A Carnot refrigerator operates between 150 K and 200 K, calculate its coefficient of performance.

  4. Question 4

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

    Q. 1(x)
    In series LCR circuit for XL>XCX_L > X_C, tan⁡ϕ\tan\phi will be _____.

    Tap an option to check your answer.

  5. Question 5

    AC Circuits. This type asked 2 times: Mar 2018, Feb 2026. This one: Feb 2026

    Q. 14
    An inductor of inductance 200 mH is connected to an A.C. source of peak e.m.f. 220 V and frequency 50 Hz. Calculate the peak current in the circuit.