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For photoelectric emission to take place
Options
(a) Frequency of incident radiations should be less than threshold frequency
(b) Wavelength of incident radiation should be less than threshold wavelength
(c) Frequency of incident radiation may have any value
(d) Wavelength of incident radiations may have any value
Correct Answer:
Wavelength of incident radiation should be less than threshold wavelength
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- The particle executing simple harmonic motion has a kinetic energy K₀cos²ωt.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A mixture consists of two radioactive materials A₁ and A₂ with half lives of 20s
- The particle executing simple harmonic motion has a kinetic energy K₀cos²ωt.
- A uniform chain of length L and mass m is kept on a smooth table. It is released
- A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
- A bus is moving with a velocity of 5 ms⁻¹ towards a huge wall.
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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