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A and B are two metals with threshold frequencies 1.8 x 10¹⁴ Hz and 2.2 x 10¹⁴ Hz. Two identical photons of energy 0.825 eV each are incident on them. Then photoelectrons are emitted in (Take h=6.6 x 10³⁴ Js)
Options
(a) B alone
(b) A alone
(c) neither A nor B
(d) both A and B
Correct Answer:
A alone
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
- Two bodies of masses m₁ and m₂ are initially at rest at infinite distance apart
- Find the maximum velocity with which a train can be moved on a circular track
- Which of the following phenomena support the wave theory of light?
- When three identical bulbs of 60 W-200 V rating are connected in series to a 200 V
- A body starts from rest, what is the ratio of the distance travelled by the body
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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