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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
- A dip needle vibrates in a vertical plane perpendicular to magnetic meridian. The time
- A uniform rope of length 12 m and mass 6 kg hangs vertically from a rigid support.
- A capacitor of 10 µF charged upto 250 volt is connected in parallel with another
- Two coils of self inductance 2 mH and 8 mH are placed so close together
- Under the action of a force F=cx, the position of a body changes from 0 to x.The work done
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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