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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
- A long wire carrying a steady current is bent into a circular loop of one turn.
- If R is the radius of the earth and g is the acceleration due to gravity
- 64 identical spheres of charge q and capacitance C each are combined to form a large
- A galvanometer is converted into an ammeter by connecting
- The total kinetic energy of a body of mass 10 kg and radius 0.5 m moving with a velocity
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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