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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: - An α-particle of energy 5 MeV is scattered through 180⁰ by a fixed uranium nucleus.
- The friction of the air causes a vertical retardation equal to 10%
- When two identical capacitors are in series, they have 3 μF capacitance
- Three particles A,B and C are thrown from the top of a tower with the same speed.
- When a mass M is attached to the spring of force constant k,
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An α-particle of energy 5 MeV is scattered through 180⁰ by a fixed uranium nucleus.
- The friction of the air causes a vertical retardation equal to 10%
- When two identical capacitors are in series, they have 3 μF capacitance
- Three particles A,B and C are thrown from the top of a tower with the same speed.
- When a mass M is attached to the spring of force constant k,
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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