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The electrons are emitted in the photoelectric effect from a metal surface
Options
(a) Only if the temperature of the surface is high
(b) with a maximum velocity proportional to the frequency of the incident radiation
(c) only if the frequency of the incident radiation is above a certain threshold value
(d) at a rate that is independent of the nature of the metal
Correct Answer:
only if the frequency of the incident radiation is above a certain threshold value
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
- The alternating current in a circuit is given by I=50 sin314t. The peak value
- When two small bubbles join to form a bigger one, energy is
- The masses of three wires of copper are in the ratio 1:3:5 and lengths
- The sum of the magnitudes of two forces acting at a point is 16 N
- The resultant of two forces, one double the other in magnitude, is perpendicular
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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