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Day 35: MHT-CET Physics

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

  1. Question 1

    AC Circuits. Asked 5 times: May 2022 S1, 14 May 2024 S2, 19 Apr 2025 S2*, 20 Apr 2025 S1*, 21 Apr 2025 S2 (* = numbers or wording changed that year) See all 5 times it was asked

    19
    An ideal inductor of (1π)H\left( \frac{1}{\pi} \right)H is connected in series with a 300Ω300\Omega resistor. If a 20 V,200 Hz20\text{ }V,200\text{ }Hz alternating source is connected across the combination, the phase difference between the voltage and current is

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  2. Question 2

    Gravitation. Asked 5 times: 2 May 2023 S1*, 3 May 2023 S2*, 4 May 2023 S1*, 10 May 2023 S2*, 12 May 2024 S1 (* = numbers or wording changed that year) See all 5 times it was asked

    27
    The height at which the weight of the body becomes 19\frac{1}{9}th its weight on the surface of earth is (R=R = radius of earth)

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  3. Question 3

    Electromagnetic Induction. This type asked 5 times: 9 May 2023 S2, 16 May 2023 S1, 9 May 2024 S2, 17 Apr 2026 S2, 19 May 2026 S2. This one: 19 May 2026 S2 See all 5 of this type

    134
    Two coils of self inductance, 22 mH and 88 mH are placed so closed together that the effective flux in one coil is completely linked with the other. The mutual inductance between these coils is,

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  4. Question 4

    Gravitation. This type asked 5 times: 2 May 2023 S2, 15 May 2023 S2, 11 May 2024 S2, 16 Apr 2026 S2, 19 May 2026 S2. This one: 19 May 2026 S2 See all 5 of this type

    109
    The minimum energy required to launch a satellite of mass mm from the surface of a planet of mass MM and radius RR in a circular orbit at an altitude of 3R3R is {G=gravitational constant}\{G = \text{gravitational constant}\}

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  5. Question 5

    Magnetic Fields Due to Electric Current. This type asked 5 times: 15 May 2023 S1, 10 May 2024 S2, 13 Apr 2026 S2, 19 Apr 2026 S1, 19 May 2026 S2. This one: 19 May 2026 S2 See all 5 of this type

    131
    The currents through two thin long parallel wires, A and B carrying II and I3\dfrac{I}{3} respectively, in the same direction. The distance between two wires is 'dd'. The magnitude of force per unit length exerted by wire A on wire B is

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