PYQ Vault

Day 155: MHT-CET Physics

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

  1. Question 1

    Electrostatics. Asked 2 times: May 2022 S1*, 23 Apr 2025 S1 (* = numbers or wording changed that year) See all 2 times it was asked

    41
    Three equal charges are placed on the three corners of a square as shown below. If the magnitude of force between 'q1q_{1}' and 'q2q_{2}' is 'F12F_{12}' and that between 'q1q_{1}' and 'q3q_{3}' is F13F_{13}, then the ratio of F13F_{13} to F12F_{12} is

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  2. Question 2

    Electrostatics. Asked 2 times: 3 May 2023 S2*, 23 Apr 2025 S1 (* = numbers or wording changed that year) See all 2 times it was asked

    7
    A regular hexagon of side 6 cm has a charge of 2μC2\mu C at each of its vertices, what is the potential at the centre of the hexagon? [14πε0=9×109\frac{1}{4\pi\varepsilon_{0}}= 9 \times10^{9} SI unit]

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  3. Question 3

    Laws of Motion. Asked 2 times: 4 May 2023 S2*, 23 Apr 2025 S1 (* = numbers or wording changed that year) See all 2 times it was asked

    9
    The weight of man in a stationary lift is w1w_{1} and when it is moving downwards with uniform acceleration ' aa ' is w2w_{2}. If the ratio w1:w2=4:3w_{1}:w_{2}= 4:3, then the value of ' a ' is ( g=g = acceleration due to gravity)

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  4. Question 4

    Motion in a Plane. Asked 2 times: 16 May 2023 S1*, 22 Apr 2025 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    9
    At any time ' tt ', the co-ordinates of moving particle are x=at2x = at^{2} and y=bt2y = bt^{2}. The speed of the particle is

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  5. Question 5

    Thermal Properties of Matter. Asked 2 times: 10 May 2023 S1*, 22 Apr 2025 S2 (* = numbers or wording changed that year) See all 2 times it was asked

    43
    Black bodies A and B radiate maximum energy with wavelength difference 4μ m4\mu\text{ }m. The absolute temperature of body A is 3 times that of B . The wavelength at which body B radiates maximum energy is

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