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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
- Three identical spheres, each of mass 3 kg are placed touching each other
- 24 cells of emf 1.5 V each having internal resistance of 1 ohm are connected
- Surface tension of a solution is 30 x 10⁻² N/m. The radius of the soap bubble is 5 cm
- How much work is required to carry a 6 μC charge from the negative terminal
- The ionisation energy of an electron in the ground state of helium atom is 24.6 eV.
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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