PYQ Vault

Day 19: MH HSC Class 12 Physics

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

  1. Question 1

    Current Electricity. This type asked 3 times: Mar 2017, Feb 2020, Jun 2026. This one: Mar 2017

    Q. 6(vii)
    An unknown resistance is placed in the left gap and resistance of 50 ohm is placed in the right gap of a meter bridge. The null point is obtained at 40 cm from the left end. Determine the unknown resistance.

  2. Question 2

    Dual Nature of Radiation and Matter. This type asked 3 times: Mar 2019, Feb 2020, Jun 2026. This one: Jun 2026

    Answer the following questions :
    Q. 2(iii)
    Define 'photoelectric work function.'

  3. Question 3

    Electrostatics. This type asked 3 times: Feb 2023, Feb 2024, Jun 2026. This one: Jun 2026

    Q. 1(vii)
    When nn number of capacitors having each of capacity CC are connected in series, their equivalent capacity is

    Tap an option to check your answer.

  4. Question 4

    Magnetic Materials. This type asked 3 times: Mar 2016, Mar 2019, Jun 2026. This one: Jun 2026

    Q. 13
    The susceptibility of magnetic material is χ\chi at 27°C. At what temperature its susceptibility will be χ/3\chi/3 ?

  5. Question 5

    Mechanical Properties of Fluids. This type asked 3 times: Mar 2016, Feb 2025, Jun 2026. This one: Jun 2026

    Q. 12
    Calculate the radius of water drop, so that the excess pressure inside it is 24 N/m224\ \text{N/m}^{2}. [ Surface tension of water =7.2×10−2= 7.2 \times 10^{-2} N/m ]