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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: - In a radioactive decay process, the negatively charged emitted β- particles are
- A photoelectric surface is illuminated successively by monochromatic light of wavelength
- A particle moving in a straight line covers half the distance with speed of 3 m/s
- A carnot engine working between 300 K and 600 K has a work output of 800J per cycle.
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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
- In a radioactive decay process, the negatively charged emitted β- particles are
- A photoelectric surface is illuminated successively by monochromatic light of wavelength
- A particle moving in a straight line covers half the distance with speed of 3 m/s
- A carnot engine working between 300 K and 600 K has a work output of 800J per cycle.
- At what height h above earth, the value of g becomes g/2 (where R=radius of earth)?
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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