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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
- Two equal and opposite charges of masses m₁ and m₂ are accelerated
- A thin and circular disc of mass M and radius R is rotating in a horizontal plane
- A spring balance is attched to the ceiling of lift.A man hangs his bag on the string
- Velocities of sound measured in hydrogen and oxygen gas at a given temperature
- The angle of incidence for a ray of light at a refracting surface of a prism is 45⁰.
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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