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The number of photo electrons emitted for light of a frequency v (higher than the threshold frequency v₀) is proportional to:
Options
(a) Threshold frequency (v₀)
(b) Intensity of light
(c) Frequency of light (v)
(d) v – v₀
Correct Answer:
Intensity of light
Explanation:
The no. of photoelectrons emitted is proportional to the intensity of incident light. Saturation current ∞ intensity
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A cell can be balanced against 110 cm and 100 cm of potentiometer wire, respectively
- For a simple pendulum performing simple harmonic motion, the time period
- When a ceiling fan is switched on, it makes 10 revolutions in the first 3s
- An electron revolves in a circle at the rate of 10¹⁹ rounds per second.
- A nucleus with mass number 220 initially at rest emits an α-particle. If the Q-value
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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