PYQ Vault

Day 33: MHT-CET Physics

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

  1. Question 1

    Electrostatics. Asked 5 times: 16 May 2023 S2, 20 Apr 2025 S1, 25 Apr 2025 S1, 25 Apr 2025 S2*, 19 Apr 2026 S1 (* = numbers or wording changed that year) See all 5 times it was asked

    123
    'nn' small spherical drops of the same size which are charged to 'V' volt each coalesce to form a single big drop. The potential of a big drop is

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  2. Question 2

    Electromagnetic Induction. Asked 5 times: 9 May 2023 S1*, 10 May 2023 S1*, 9 May 2024 S2*, 12 May 2024 S1*, 18 Apr 2026 S1 (* = numbers or wording changed that year) See all 5 times it was asked

    136
    Two coils have a mutual inductance of 0.0050.005 H. The current changes in the first coil according to equation I=I0sin⁡ωtI = I_0\sin\omega t, where I0=10I_0 = 10 A and ω=60π rad s−1\omega = 60\pi\ \mathrm{rad\,s^{-1}}. The maximum values of e.m.f. in the second coil in volt will be

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  3. Question 3

    Thermal Properties of Matter. Asked 5 times: 3 May 2023 S1, 11 May 2024 S1*, 23 Apr 2025 S1, 26 Apr 2025 S2*, 18 Apr 2026 S1 (* = numbers or wording changed that year) See all 5 times it was asked

    113
    Two spherical black bodies of radii R1R_1 and R2R_2 having surface temperature T1T_1 and T2T_2 respectively, radiate the same power. The ratio of R1R_1 to R2R_2 will be

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  4. Question 4

    Gravitation. Asked 5 times: 3 May 2023 S1*, 21 Apr 2025 S2*, 22 Apr 2025 S1*, 15 Apr 2026 S2*, 17 Apr 2026 S2 (* = numbers or wording changed that year) See all 5 times it was asked

    108
    Two planets A and B are orbiting around the sun. The distances of the two planets A and B from the sun are rAr_A and rBr_B respectively. Also rB=225 rAr_B = 225\,r_A. If the orbital speed of the planet A is 'V' then the orbital speed of planet B will be

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  5. Question 5

    Thermodynamics. Asked 5 times: 15 May 2023 S2*, 21 Apr 2025 S1*, 21 Apr 2025 S2*, 11 Apr 2026 S2*, 17 Apr 2026 S2 (* = numbers or wording changed that year) See all 5 times it was asked

    114
    A carnot engine having efficiency 16\dfrac{1}{6}, operates between the source temperature THT_H and the sink temperature TCT_C. Its efficiency increases to 13\dfrac{1}{3}, when TCT_C is decreased by 64 K. The temperatures THT_H and TCT_C are repectively

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