PYQ Vault

Day 190: MHT-CET Physics

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

  1. Question 1

    Magnetic Fields Due to Electric Current. This type asked 2 times: 15 May 2023 S2, 12 May 2024 S2. This one: 12 May 2024 S2 See all 2 of this type

    18
    Two concentric circular coils of 10 turns each are situated in the same plane. Their radii are 20 cm and 40 cm and they carry respectively 0.2 A and 0.3 A current in opposite direction. The magnetic field at the centre is (μ0=4π×10−7\mu_0 = 4\pi \times 10^{-7} SI units)

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  2. Question 2

    Sound. This type asked 2 times: 4 May 2023 S2, 12 May 2024 S1. This one: 12 May 2024 S1 See all 2 of this type

    29
    41 tuning forks are arranged in increasing order of frequency such that each fork gives 5 beats/second with next tuning fork. If frequency of last tuning fork is double that of frequency of first fork. Then frequency of first and last fork is

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  3. Question 3

    Electrostatics. This type asked 2 times: 11 May 2023 S1, 11 May 2024 S2. This one: 11 May 2024 S2 See all 2 of this type

    43
    Three identical capacitors of capacitance 'C' each are connected in series and this connection is connected in parallel with one more such identical capacitor. Then the capacitance of whole combination is

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  4. Question 4

    Magnetic Materials. This type asked 2 times: May 2021 S1, 9 May 2024 S2. This one: 9 May 2024 S2 See all 2 of this type

    30
    A thin rod of length LL has magnetic moment MM when magnetised. If rod is bent in a semicircular arc what is magnetic moment in new shape?

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  5. Question 5

    Semiconductor Devices. This type asked 2 times: May 2022 S1, 9 May 2024 S2. This one: 9 May 2024 S2 See all 2 of this type

    25
    If the frequency of the input voltage is 50 Hz, applied to (a) half wave rectifier and (b) full wave rectifier. The output frequency in both cases is respectively

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