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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.
- A student measures the terminal potential difference (V) of a cell
- A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs
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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
- An oscillator circuit consists of an inductance of 0. mH and a capacitor of 20 μF.
- A student measures the terminal potential difference (V) of a cell
- A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs
- If a solid ball of metal has a concentric spherical cavity with in it if the ball
- The length of second pendulum is 1 m on earth. If mass and diameter
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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