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Photons with energy 5eV are incident on a cathode C in a photoelectric cell. The maximum energy of emitted photoelectrons is 2 eV. When photons of energy 6 eV are incident on C, no photoelectrons will reach the anode A, if the stopping potential of A relative to C is
Options
(a) (+3 V)
(b) (+4V)
(c) (- 1V)
(d) (- 3V)
Correct Answer:
(- 3V)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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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
- The time period of a simple pendulum in a lift descending with constant acceleration g is
- If in a L-R series circuit the power factor is 1/2 and R=100Ω, then the value of L is,
- A bar magnet of moment M and pole strength m is cut into parts of equal lengths.
- A horizontal straight conductor kept in north-south direction falls under gravity. Then
- A solid sphere of mass M, radius R and having moment of inertia about an axis passing
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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