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Photons of 5.5 eV energy fall on the surface of the metal emitting photoelectrons on maximum kinetic energy 4.0eV. The stopping voltage required for these electrons is
Options
(a) 4.0 V
(b) 5.5 V
(c) 1.5 V
(d) 9.5 V
Correct Answer:
1.5 V
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 pan is suspended from a steel wire. Weights are slowly put on the pan
- An electric motor runs on DC source of emf 200 V and draws a current of 10 A.
- A satellite is revolving around the earth with a kinetic energy E. The minimum
- An electric charge 10⁻³ μC is placed at the origin (0,0) of X-Y co-ordinate system.
- Reactance of a capacitor of capacitance C µF for A.C freqency (400 / π) Hz is 25 ohm
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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