PYQ Vault

Day 138: MHT-CET Physics

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

  1. Question 1

    Magnetic Fields Due to Electric Current. Asked 2 times: 22 Apr 2025 S2*, 16 Apr 2026 S1 (* = numbers or wording changed that year) See all 2 times it was asked

    132
    A wire carrying current 'I' along x axis has length 'L' and it is kept in a magnetic field B(i^+2j^−2k^)B(\hat{i} + 2\hat{j} - 2\hat{k}) T. The magnitude of magnetic force acting on the wire is

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  2. Question 2

    Magnetic Materials. Asked 2 times: 26 Apr 2025 S1*, 16 Apr 2026 S1 (* = numbers or wording changed that year) See all 2 times it was asked

    131
    The magnetic moment produced in a sample of 2 gram is 8×10−7 A/m28 \times 10^{-7}\ \mathrm{A/m^2}. If its density is 4 g/cm3\mathrm{g/cm^3} then the magnetization of the sample is

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  3. Question 3

    Mechanical Properties of Fluids. Asked 2 times: 10 May 2023 S1, 16 Apr 2026 S1 See all 2 times it was asked

    111
    A closed pipe containing liquid showed a pressure P1P_1 by gauge. When the valve was opened, pressure was reduced to P2P_2. The speed of water flowing out of the pipe is (ϱ\varrho=density of water)

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  4. Question 4

    Mechanical Properties of Fluids. Asked 2 times: 10 May 2024 S1, 16 Apr 2026 S1 See all 2 times it was asked

    112
    Water flows through a horizontal pipe at a speed 'V'. Internal diameter of the pipe is 'd'. If the water is emerging at a speed 'V1V_1' then the diameter of the nozzle is

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  5. Question 5

    Optics (Ray). Asked 2 times: 10 May 2023 S1, 16 Apr 2026 S1 See all 2 times it was asked

    140
    A simple microscope is used to see the object first in blue light and then in red light. Due to the change from blue to red light, what is the effect on its magnifying power?

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