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Day 5: MHT-CET Physics

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

  1. Question 1

    Dual Nature of Radiation and Matter. This type asked 11 times: 4 May 2023 S1, 4 May 2023 S2, 15 May 2023 S1, 9 May 2024 S2, 12 May 2024 S1, 21 Apr 2025 S2, 22 Apr 2025 S2, 13 Apr 2026 S1, 13 Apr 2026 S2, 18 Apr 2026 S1, 14 May 2026 S2. This one: 14 May 2026 S2 See all 11 of this type

    145
    Energy of the incident photon on the metal surface is 3W3W and then 5W5W, where WW is the work function of that metal. The ratio of velocities of emitted photoelectrons is

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  2. Question 2

    Electromagnetic Induction. This type asked 11 times: 2 May 2023 S2, 11 May 2023 S1, 11 May 2023 S2, 15 May 2023 S1, 15 May 2023 S2, 16 May 2023 S2, 21 Apr 2025 S2, 25 Apr 2025 S2, 15 Apr 2026 S2, 13 May 2026 S1, 13 May 2026 S2. This one: 13 May 2026 S2 See all 11 of this type

    135
    A coil of wire of radius rr has 600600 turns and a self-inductance of 108108 mH. The self inductance of a coil with same radius and 500500 turns is

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  3. Question 3

    Thermal Properties of Matter. This type asked 11 times: 10 May 2023 S1, 10 May 2023 S2, 12 May 2024 S1, 19 Apr 2025 S1, 21 Apr 2025 S1, 25 Apr 2025 S1, 26 Apr 2025 S2, 13 Apr 2026 S1, 15 Apr 2026 S2, 16 Apr 2026 S1, 12 May 2026 S2. This one: 12 May 2026 S2 See all 11 of this type

    112
    A rectangular black body of temperature 27∘C27^\circ C has surface area 66 cm ×3\times 3 cm and rate of radiation EE. If its temperature is increased by 300∘C300^\circ C and its linear dimensions are reduced to (13)rd\left(\dfrac{1}{3}\right)^{rd} of their initial value then the rate of radiation is

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  4. Question 4

    Wave Optics. This type asked 11 times: 3 May 2023 S2, 9 May 2023 S1, 11 May 2023 S1, 11 May 2024 S2, 13 May 2024 S2, 14 May 2024 S2, 19 Apr 2025 S2, 22 Apr 2025 S2, 25 Apr 2025 S1, 19 Apr 2026 S1, 20 Apr 2026 S1. This one: 20 Apr 2026 S1 See all 11 of this type

    141
    Light of wavelength 580580 nm is incident normally on a slit of width 'aa'. The distance between slit and screen is 2.52.5 m and the distance of the second order maximum from the centre of the screen is 14.514.5 mm in a diffraction pattern. The value of 'aa' is

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  5. Question 5

    Superposition of Waves. Asked 10 times: 11 May 2023 S2*, 10 May 2024 S2*, 11 May 2024 S1*, 13 May 2024 S2*, 19 Apr 2025 S1, 18 Apr 2026 S1*, 19 Apr 2026 S1*, 12 May 2026 S1*, 12 May 2026 S2*, 15 May 2026 S2 (* = numbers or wording changed that year) See all 10 times it was asked

    122
    An organ pipe P1P_1 closed at one end and vibrating in its first overtone and other pipe P2P_2 open at both ends vibrating in its third overtone are in resonance with a given tuning fork. The ratio of length of P1P_1 and P2P_2 will be

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