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Day 53: MHT-CET Physics

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

  1. Question 1

    Mechanical Properties of Fluids. Asked 4 times: 9 May 2023 S2*, 10 May 2024 S1*, 13 Apr 2026 S1*, 15 Apr 2026 S2 (* = numbers or wording changed that year) See all 4 times it was asked

    110
    Three liquids have same surface tension and densities ρ1,ρ2\rho_1, \rho_2 and ρ3\rho_3 (ρ1<ρ2<ρ3)(\rho_1 < \rho_2 < \rho_3). In three identical capillaries rise of liquid is same. The corresponding angle of contact θ1,θ2\theta_1, \theta_2 and θ3\theta_3 are related as

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  2. Question 2

    Wave Optics. Asked 4 times: 9 May 2024 S2, 19 Apr 2025 S1*, 15 Apr 2026 S1, 15 Apr 2026 S2 (* = numbers or wording changed that year) See all 4 times it was asked

    143
    Light of wavelength λ\lambda is incident on a single slit of width 'a' and the distance between slit and screen is 'D'. In diffraction pattern, if slit width is equal to the width of the central maximum then 'D' is equal to

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  3. Question 3

    Mechanical Properties of Fluids. Asked 4 times: May 2022 S1, 11 May 2023 S1, 9 May 2024 S2, 15 Apr 2026 S1 See all 4 times it was asked

    110
    A soap bubble of radius R is blown. After heating the solution, a second bubble of radius 2R is blown. The work required to blow the second bubble in comparison to that required for the first bubble is

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  4. Question 4

    Gravitation. Asked 4 times: 10 May 2024 S2, 12 May 2024 S2*, 20 Apr 2025 S1*, 13 Apr 2026 S1 (* = numbers or wording changed that year) See all 4 times it was asked

    109
    A body is projected vertically from earth's surface of radius R with velocity equal to half the escape velocity. The maximum height reached by the body is

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  5. Question 5

    Sound. Asked 4 times: 9 May 2023 S2*, 10 May 2023 S1*, 26 Apr 2025 S2*, 13 Apr 2026 S1 (* = numbers or wording changed that year) See all 4 times it was asked

    121
    A musical instrument P produces sound waves of frequency 'n' and amplitude 'A'. Another musical instrument Q produces sound waves of frequency n/4. The waves produced by P and Q have equal energies. The amplitude of waves produced by Q will be

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