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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
- A moving neutron collides with a stationary α-particle.The fraction of the kinetic energy
- Two equal and opposite charges of masses m₁ and m₂ are accelerated
- A 120 m long train is moving in a direction with speed 20 m/s.A train B moving
- In a capillary tube water raises by 1.2 mm. The height of water that will rise
- A coin of mass m and radius r having moment of inertia I about the axis passes
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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