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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.
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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
- Dimensions of electrical resistance are
- A particle moves in xy plane according to the equation x = 4t² + 5t + 16 and y = 5t
- The value of workdone for rotating a magnet of magnetic moment M by an angle θ in external
- A body of mass m is placed on the earth’s surface. It is taken from the earth’s surface
- Two cells, having the same e.m.f. are connected in series through an external resistance
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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