PYQ Vault

Day 64: MHT-CET Physics

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

  1. Question 1

    Electrostatics. This type asked 4 times: 3 May 2023 S1, 13 May 2024 S2, 19 Apr 2025 S1, 18 Apr 2026 S1. This one: 18 Apr 2026 S1 See all 4 of this type

    125
    When a dipole placed parallel to electric field is rotating through πc\pi^c, the work done is W. The work done in rotating the dipole through (π3)c\left(\dfrac{\pi}{3}\right)^c is (cos⁡0∘=1,cos⁡60∘=12,cos⁡180∘=−1)\left(\cos 0^\circ = 1, \cos 60^\circ = \dfrac{1}{2}, \cos 180^\circ = -1\right)

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  2. Question 2

    Structure of Atoms and Nuclei. This type asked 4 times: 2 May 2023 S1, 16 May 2023 S2, 23 Apr 2025 S1, 17 Apr 2026 S2. This one: 17 Apr 2026 S2 See all 4 of this type

    146
    In Bohr's atomic model, the energy of the electron is 'E' in the second orbit of hydrogen atom. So the energy of the electron in the third orbit of helium atom (Z=2)(Z = 2) will be

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  3. Question 3

    Superposition of Waves. This type asked 4 times: 2 May 2023 S2, 9 May 2023 S1, 9 May 2023 S2, 17 Apr 2026 S2. This one: 17 Apr 2026 S2 See all 4 of this type

    121
    In a sonometer experiment, the fundamental frequency of vibration of wire is 'n1n_1' when wire is stretched by hanging a metal bob. If the bob is completely immersed in water, the frequency of vibration of wire becomes 'n2n_2'. The relative density of the metal of the bob is

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  4. Question 4

    Wave Optics. This type asked 4 times: 15 May 2023 S1, 13 May 2024 S2, 25 Apr 2025 S1, 17 Apr 2026 S2. This one: 17 Apr 2026 S2 See all 4 of this type

    143
    For obtaining maximum contrast between the bright and dark fringes in an interference pattern, the intensities of the two light coherent sources should be

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  5. Question 5

    Electrostatics. This type asked 4 times: 15 May 2023 S1, 10 May 2024 S1, 15 Apr 2026 S2, 17 Apr 2026 S1. This one: 17 Apr 2026 S1 See all 4 of this type

    127
    Three capacitors C1,C2C_1, C_2 and C3C_3 are connected to voltage source V as shown in figure. The voltage across C3C_3 will be

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