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The threshold frequency for a metallic surface corresponds to an energy of 6.2 eV, and the stopping potential for a radiation incident on this surface 5 V. The incident radiation lies in
Options
(a) X-ray region
(b) Ultra-violet region
(c) Infra-red region
(d) Visible region
Correct Answer:
Ultra-violet region
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
- Maximum kinetic energy of electrons emitted in photoelectric effect increases when
- In vacuum, to travel distance d, light takes time t and in medium to travel distance
- If the earth shrink such that its mass does not change but radius decreases to one
- The apparent weight of the body of mass 10 kg when it is travelling upwards with
- A charge of 40 µC is given to a capacitor having capacitance C=10 µF
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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