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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
- An ac voltage is applied to a resistance R and an inductor L in series
- The electric current in AC circuit is given by the relation i-3 sinωt+4 cos ωt.
- What is the Q-value of the reaction? ¹H+⁷Li→⁴He+⁴He
- A car is moving in a circular horizontal track of radius 10.0 m with a constant speed
- If two electric bulbs have 40 W and 60 W ratings at 220 V, then 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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