Day 20: MH HSC Class 12 Physics

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

Question 1
Oscillations. This type asked 3 times: Mar 2018, Mar 2022, Jun 2026. This one: Jun 2026
Answer the following questions :
Q. 2(viii) $Calculate the maximum velocity of a particle having amplitude of oscillation 4 cm and period 4 seconds.$
Question 2
Thermodynamics. This type asked 3 times: Feb 2023, Feb 2024, Jun 2026. This one: Jun 2026
Q. 1(iii) $The equation of the first law of thermodynamics for isochoric process is$
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Question 3
Wave Optics. This type asked 3 times: Mar 2016, Mar 2018, Jun 2026. This one: Jun 2026
Q. 1(viii) $A polarising angle for an optical material is 35°. Then refractive index of the material is$
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Question 4
Dual Nature of Radiation and Matter. This type asked 3 times: Mar 2016, Feb 2025, Feb 2026. This one: Feb 2026
Q. 1(vii) $A metal surface is illuminated by photons of energy 5 eV and 2.5 eV respectively. The ratio of their wavelengths of emitted radiation is _____.$
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Question 5
Electromagnetic Induction. This type asked 3 times: Feb 2025, Jun 2025, Feb 2026. This one: Feb 2026
Q. 1(vi) $l$
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Question 1