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Day 46: MHT-CET Physics

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

  1. Question 1

    Dual Nature of Radiation and Matter. This type asked 5 times: 2 May 2023 S2, 4 May 2023 S1, 11 May 2024 S2, 19 Apr 2025 S2, 16 Apr 2026 S1. This one: 16 Apr 2026 S1 See all 5 of this type

    144
    For a photosensitive material, work function is 'W0W_0' and stopping potential is 'V'. The wavelength of the incident radiation is (h=Planck's constant, c = velocity of light, e = electronic charge)

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  2. Question 2

    Magnetic Fields Due to Electric Current. This type asked 5 times: 4 May 2023 S1, 10 May 2023 S1, 10 May 2023 S2, 10 May 2024 S1, 16 Apr 2026 S1. This one: 16 Apr 2026 S1 See all 5 of this type

    133
    A charged particle is moving in a uniform magnetic field in a circular path of radius 'R'. When the energy of the particle becomes 3 times the original, the new radius will be

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  3. Question 3

    Rotational Dynamics. This type asked 5 times: May 2021 S1, 2 May 2023 S1, 9 May 2024 S2, 15 Apr 2026 S2, 16 Apr 2026 S1. This one: 16 Apr 2026 S1 See all 5 of this type

    105
    A particle is moving with constant angular acceleration 4 rad/s24\ \mathrm{rad/s^2} in circular path. At what time the magnitudes of its tangential acceleration and centripetal acceleration will be equal ?

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  4. Question 4

    Optics (Ray). This type asked 5 times: 15 May 2023 S2, 14 May 2024 S1, 19 Apr 2025 S1, 11 Apr 2026 S2, 15 Apr 2026 S2. This one: 15 Apr 2026 S2 See all 5 of this type

    140
    The angle of minimum deviation produced by a thin prism in air is δ1\delta_1. What will be the minimum deviation (δ2)(\delta_2) if the prism is immersed in liquid ? [ang=32,anℓ=13]\left[{}^a n_g = \dfrac{3}{2}, {}^a n_\ell = \dfrac{1}{3}\right]

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  5. Question 5

    Rotational Dynamics. This type asked 5 times: 2 May 2023 S2, 9 May 2023 S1, 10 May 2023 S1, 9 May 2024 S2, 26 Apr 2025 S1. This one: 26 Apr 2025 S1 See all 5 of this type

    32
    Moment of inertia of a solid sphere about its diameter is ' II '. It is then casted into 27 small spheres of same diameter. The moment of inertia of each small sphere about its diameter is

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