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. Ionization potential of hydrogen atom is 13.6 eV. Hydrogen atoms in the ground state
2. A wave in a string has an amplitude of 2cm. The wave travels in the positive direction
3. The kinetic energy needed to project a body of mass m from the surface of earth
4. In the spectrum of hydrogen, the ratio of the longest wavelength in the Lyman series
5. Three capacitors of capacitances 3 μF, 10 μF and 15 μF are connected in series

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