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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 long horizontal rod has a bead which can slide long its length
- If the cold junction of a thermo-couple is kept at 0⁰C and the hot junction is kept
- A body has 80 microcoulomb of charge. Number of additional electrons in it will be
- A wire having resistance 12Ω is bent in the form of an equilateral triangle.
- The unit of electric permittivity is
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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