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Day 157: MHT-CET Physics

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

  1. Question 1

    Structure of Atoms and Nuclei. Asked 2 times: 3 May 2023 S1*, 22 Apr 2025 S1 (* = numbers or wording changed that year) See all 2 times it was asked

    2
     88Ra226\ _{88}R_{a}^{226} is converted into  82Pb206\ _{82}P_{b}^{206} by emission of alpha (α\alpha) and beta (β\beta) particles. The number of alpha and beta particles emitted are respectively

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  2. Question 2

    Wave Optics. Asked 2 times: 14 May 2024 S1, 22 Apr 2025 S1 See all 2 times it was asked

    47
    In a single slit diffraction pattern, identify the incorrect statement from the following.

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  3. Question 3

    Rotational Dynamics. Asked 2 times: 10 May 2024 S1*, 22 Apr 2025 S1 (* = numbers or wording changed that year) See all 2 times it was asked

    19
    A body of mass 100 gram is tied to a spring of spring constant 8 N/m8\text{ }N/m, while the other end of a spring is fixed. If the body moves in a circular path on smooth horizontal surface with constant angular speed 8rad/s8rad/s then the ratio of extension in the spring to its natural length will be

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  4. Question 4

    Electromagnetic Induction. Asked 2 times: 16 May 2023 S2*, 21 Apr 2025 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    12
    A coil is wound on a core of rectangular cross-section. If all the linear dimensions of core are increased by a factor 3 and number of turns per unit length of coil remains same, the self-inductance increases by a factor

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  5. Question 5

    Electrostatics. Asked 2 times: 12 May 2024 S2*, 21 Apr 2025 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    26
    If the charge on the capacitor is increased by 3C, the energy stored in it increases by 21%21\%. The original charge on the capacitor is

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