| ⇦ | 
| ⇨ |
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: - If λ₁ and λ₂ are the wavelengths of the first members of the Lyman and Paschen
- A plank with a box on it at one end is gradually raised about the other end.
- A round disc of moment of inertia i₂ about its axis perpendicular to its plane
- In the reaction ₁²H+₁³H+₂⁴He+₀¹n, if the binding energies of ₁²H,₁³H and ₂⁴He
- The e.m.f. of a battery is 2 V and its internal resistance is 0.5 Ω. The maximum
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If λ₁ and λ₂ are the wavelengths of the first members of the Lyman and Paschen
- A plank with a box on it at one end is gradually raised about the other end.
- A round disc of moment of inertia i₂ about its axis perpendicular to its plane
- In the reaction ₁²H+₁³H+₂⁴He+₀¹n, if the binding energies of ₁²H,₁³H and ₂⁴He
- The e.m.f. of a battery is 2 V and its internal resistance is 0.5 Ω. The maximum
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply