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Day 324: MHT-CET Physics

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

  1. Question 1

    Rotational Dynamics. Asked once: May 2021 S1 (same type asked 5 times) See all 5 of this type

    26
    A 1 kg stone attached to the end of a 60 cm chain is revolving at the rate of 3 rev/s. If after 30 s, it is making only 1 rev/s, find the mean torque acting on it.

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  2. Question 2

    Electromagnetic Induction. Asked once: 20 Apr 2025 S2 (same type asked 5 times) See all 5 of this type

    39
    Three inductances are connected as shown in the figure. The equivalent inductance between A and B is

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  3. Question 3

    Current Electricity. Asked once: 15 May 2023 S2 (same type asked 5 times) See all 5 of this type

    1
    The figure shows currents in a part of electric circuit. Then current II is

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  4. Question 4

    Structure of Atoms and Nuclei. Asked once: 19 Apr 2025 S2 (same type asked 13 times) See all 13 of this type

    6
    The frequency of revolution of an electron in the nth n^{\text{th~}} orbit of hydrogen atom is

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  5. Question 5

    Wave Optics. Asked once: 22 Apr 2025 S2 (same type asked 12 times) See all 12 of this type

    39
    A ray of light from a monochromatic point source of light is incident at a point on the screen. If a thin mica film of thickness ' tt ' and refractive index ' nn ' is introduced in its path, then the optical path

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