The electrons are emitted in the photoelectric effect from a metal surface

⇦

⇨

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.

Related Questions:

1. Two vessels separately contain two ideal gases A and B at the same temperature,
2. For a thermocouple, the neutral temperature is 270⁰C when its cold junction is at 20⁰C.
3. In the Bohr’s model of hydrogen atom, the ratio of the kinetic energy to the total
4. A nucleus ᵐₙ X emits one α- particle and two β- particles. The resulting nucleus is
5. In which process, the P-V indicator diagram is a straight line parallel to volume

Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)

---

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

---

Share this page with your friends