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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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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two blocks of masses m₁=4 kg and m₂= 2kg are connected to the ends of a string
- A transformer of 100% efficiency has 200 turns in the primary coil and 40000 turns
- A particle of mass ‘m’ is kept at rest at a height 3R from the surface of earth
- A simple pendulum is suspended from the ceiling of a lift. When the lift is at rest
- A certain mass of Hydrogen is changed to Helium by the process of fusion
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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