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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: - A wooden stick 2 m long is floating on the surface of water. The surface tension
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- Copper of fixed volume V is drawn into wire of length l. When this wire is subjected
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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 wooden stick 2 m long is floating on the surface of water. The surface tension
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- Copper of fixed volume V is drawn into wire of length l. When this wire is subjected
- Two thin lenses of focal lengths f₁ and f₂ are in contact and coaxial.
- A ball is dropped from a high rise platform at t = 0 starting from rest
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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