PYQ Vault

Day 86: MHT-CET Physics

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

  1. Question 1

    Kinetic Theory of Gases. Asked 3 times: 10 May 2023 S2, 11 May 2024 S2, 11 Apr 2026 S2 See all 3 times it was asked

    117
    For a gas, RCv=0.4\dfrac{R}{C_v} = 0.4 where R is the universal gas constant and CvC_v is the molar specific heat at constant volume. The gas is made up of molecules which are

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  2. Question 2

    Electromagnetic Induction. Asked 3 times: 4 May 2023 S1, 10 May 2024 S1, 11 Apr 2026 S1 See all 3 times it was asked

    133
    A square loop of area 25 cm225\ \mathrm{cm^2} has a resistance of 10 Ω10\,\Omega. The loop is placed in uniform magnetic field of magnitude 4040 T. The plane of the loop is perpendicular to the magnetic field. The work done in pulling the loop out of the magnetic field slowly and uniformly in one second will be

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  3. Question 3

    Magnetic Fields Due to Electric Current. Asked 3 times: 10 May 2024 S1, 19 Apr 2025 S1*, 11 Apr 2026 S1 (* = numbers or wording changed that year) See all 3 times it was asked

    132
    Two long parallel wires carrying currents 8A and 15A in opposite directions are placed at a distance of 77 cm from each other. A point P is at equidistant from both the wires such that the lines joining the point P to the wires are perpendicular to each other. The magnetic field at P is ___ ×10−6\times 10^{-6} T. (Given: 2=1.4,μ0=4π×10−7\sqrt{2} = 1.4, \mu_0 = 4\pi \times 10^{-7} SI unit)

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  4. Question 4

    Wave Optics. Asked 3 times: May 2022 S1*, 2 May 2023 S1*, 11 Apr 2026 S1 (* = numbers or wording changed that year) See all 3 times it was asked

    143
    Two light waves amplitudes in the ratio 3:13 : 1 produce interference. The ratio of the maximum to minimum intensity is

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  5. Question 5

    Electromagnetic Induction. Asked 3 times: 3 May 2023 S2*, 21 Apr 2025 S1*, 26 Apr 2025 S2 (* = numbers or wording changed that year) See all 3 times it was asked

    37
    Two coils PP and QQ are kept near each other. When no current flows through coil P and current increases in coil Q at the rate 10 A/s10\,A/s, the emf in coil PP is 12 mV. When coil QQ carries no current and current of 1.5 A flows through coil P, the magnetic flux linked with the coil Q in mWb is

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