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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: - An oscillator circuit consists of an inductance of 0. mH and a capacitor of 20 μF.
- The name of ions knocked out from the hot surface is
- Two thin lenses of focal lengths f₁ and f₂ are in contact and coaxial.
- With the decrease of current in the primary coil from 2 amperes to zero value
- MA⁻¹T⁻² is the dimensional formula of
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An oscillator circuit consists of an inductance of 0. mH and a capacitor of 20 μF.
- The name of ions knocked out from the hot surface is
- Two thin lenses of focal lengths f₁ and f₂ are in contact and coaxial.
- With the decrease of current in the primary coil from 2 amperes to zero value
- MA⁻¹T⁻² is the dimensional formula of
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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