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The time by a photoelectron to come out after the photon strikes is approximately
Options
(a) 10⁻¹ s
(b) 10⁻⁴ s
(c) 10⁻¹⁰ s
(d) 10⁻¹⁶s
Correct Answer:
10⁻¹⁰ s
Explanation:
Emission of photo-electron starts from the surface after incidence of photons in about 10⁻¹⁰ sec.
Related Questions: - The minimum wavelength of X-rays emitted by X-ray tube is 0.4125Å
- An observer moving away from a stationary source. The observed frequency is half
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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 minimum wavelength of X-rays emitted by X-ray tube is 0.4125Å
- An observer moving away from a stationary source. The observed frequency is half
- A long straight wire of radius a carries a steady current I. The current is uniformly
- Activity of a radioactive sample decreases to (1/3)rd of its original value
- What is the value of Ā+A in the Boolean algebra?
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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