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When a light beam of frequency v is incident on a metal surface, photoelectrons are emitted. If these electrons describe a circle of radius r in a magnetic field of strength B, then the work function of the metal is
Options
(a) hν+Ber/2mₑ
(b) hν-(Ber)²/2mₑ
(c) hν+(Ber)²/2mₑ
(d) hν-Ber/2mₑ
Correct Answer:
hν-(Ber)²/2mₑ
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
- Charge Q is divided into two parts which are then kept some distance apart. The force
- A body of mass 10 kg is moving on an inclined plane of inclination 30°with an acceleration
- You are marooned on a frictionless horizontal plane and cannot exert any horizontal
- A particle moves along the x-axis such that its co-ordinate (x) varies with time (t)
- The voltage of an a.c.supply varies with time (t) as V=120 sin 100 πt the maximum voltage
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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