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In photoelectric emission process from a metal of work function, 1.8 eV, the kinetic energy of most energetic electrons is 0.5 eV. The corresponding stopping potential is
Options
(a) 1.8 V
(b) 1.2 V
(c) 0.5 V
(d) 2.3 V
Correct Answer:
0.5 V
Explanation:
The stopping potential is equal to maximum kinetic theory.
Related Questions: - A particle of unit mass undergoes one-dimensional motion such that its velocity varies
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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 particle of unit mass undergoes one-dimensional motion such that its velocity varies
- A particle is dropped vertically from rest, from a height.The time taken by it to fall
- The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- The work done in rotating a magnetic of magnetic moment 2 A-m² in
- A 0.5 kg ball moving with a speed of 12 m/s strikes a hard wall at an angle
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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