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Day 147: MHT-CET Physics

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

  1. Question 1

    Oscillations. Asked 2 times: 21 Apr 2025 S2*, 13 Apr 2026 S1 (* = numbers or wording changed that year) See all 2 times it was asked

    118
    A simple pendulum oscillates with an angular amplitude θ\theta. If the maximum tension in the string is twice the minimum tension then θ\theta is

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  2. Question 2

    Oscillations. Asked 2 times: 26 Apr 2025 S1*, 13 Apr 2026 S1 (* = numbers or wording changed that year) See all 2 times it was asked

    119
    A spring executes S.H.M. with mass 10 kg attached to it. The force constant of spring is 10 N/m. If at any instant its velocity is 40 cm/s, the displacement at that instant is (Amplitude of S.H.M. is 0.5 m)

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  3. Question 3

    Rotational Dynamics. Asked 2 times: 19 Apr 2025 S2, 13 Apr 2026 S1 See all 2 times it was asked

    106
    A body slides down a smooth inclined plane of inclination θ\theta and reaches the bottom with velocity 'V'. If the same body is a ring which rolls down the same inclined plane then linear velocity at the bottom of the plane is

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  4. Question 4

    Semiconductor Devices. Asked 2 times: 11 Apr 2026 S2, 13 Apr 2026 S1 See all 2 times it was asked

    149
    In common emitter mode of transistor, the d.c. current gain is 20, the emitter current is 7 mA. The collector current is

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  5. Question 5

    Sound. Asked 2 times: 20 Apr 2025 S1, 13 Apr 2026 S1 See all 2 times it was asked

    123
    In fundamental mode, the time required for the sound wave to reach upto the closed end of a pipe filled with air is tt second. The frequency of vibration of air column is (λ\lambda = wavelength of the wave)

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