Day 11: MHT-CET Physics

Wave Optics. Asked 8 times: 3 May 2023 S2, 9 May 2023 S2, 15 May 2023 S2*, 9 May 2024 S2*, 19 Apr 2025 S2*, 19 Apr 2026 S1, 19 Apr 2026 S2*, 13 May 2026 S1 (* = numbers or wording changed that year) See all 8 times it was asked

Rotational Dynamics. This type asked 8 times: 9 May 2023 S1, 15 May 2023 S1, 13 May 2024 S2, 14 May 2024 S1, 25 Apr 2025 S2, 19 Apr 2026 S1, 15 May 2026 S1, 19 May 2026 S2. This one: 19 May 2026 S2 See all 8 of this type

107

A uniform rod of length $l$ is free to rotate in a vertical plane about a fixed horizontal axis through point B. The rod begins rotating from rest, from its unstable equilibrium position. The angular velocity $\omega$, when it has turned through an angle $\theta$, is

1. A.
   $\sqrt{\dfrac{6g}{l}}\cos\dfrac{\theta}{2}$
2. B.
   $\sqrt{\dfrac{6g}{l}}\sin\theta$
3. C.
   $\sqrt{\dfrac{6g}{l}}\sin\dfrac{\theta}{2}$
4. D.
   $\sqrt{\dfrac{6g}{l}}\cos\theta$

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Dual Nature of Radiation and Matter. This type asked 8 times: 3 May 2023 S2, 9 May 2023 S2, 11 May 2023 S2, 15 May 2023 S2, 23 Apr 2025 S1, 16 Apr 2026 S1, 19 Apr 2026 S1, 19 May 2026 S1. This one: 19 May 2026 S1 See all 8 of this type

144

In an experiment on photoelectric effect, the stopping potential $V_0$ is plotted against the frequency $\nu$ of the incident light. Considering $e$ as the electronic charge, the work function of the photoelectric surface is given by

1. A.
   $OA$ in eV
2. B.
   $OB$ in volt
3. C.
   multiplication of $(OB)$ and $(e)$ in joules
4. D.
   The slope of the line AB

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Rotational Dynamics. This type asked 8 times: 11 May 2023 S2, 15 May 2023 S2, 10 May 2024 S1, 11 May 2024 S1, 12 May 2024 S1, 16 Apr 2026 S1, 17 Apr 2026 S2, 15 May 2026 S2. This one: 15 May 2026 S2 See all 8 of this type

Superposition of Waves. This type asked 8 times: 4 May 2023 S1, 10 May 2024 S1, 11 May 2024 S2, 12 May 2024 S1, 20 Apr 2025 S1, 26 Apr 2025 S1, 20 Apr 2026 S1, 15 May 2026 S1. This one: 15 May 2026 S1 See all 8 of this type