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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
- Two Carnot engine A and B are operated in series. The engine A receives
- A single slit Fraunhogger diffraction pattern is formed with white light.
- Two straight wires each 10cm long are parallel to one another and seperated by 2 cm.
- The energy of groundstate (n=1) of hydrogen level is -13.6 eV. The ionistation
- The alternating current in a circuit is given by I=50 sin314t. The peak value
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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