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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
- A moving coil galvanometer of resistance 100 Ω is converted to ammeter by a resistance
- The drift velocity of the electrons in a copper wire of length 2 m under
- A common emitter amplifier has a voltage gain of 50, an input impedance of 100Ω
- A DC ammeter has resistance 0.1Ω and its current ranges 0-100A. If the range
- A body revolved around the sun 27 times faster than the earth. What is the ratio
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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