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Sodium and copper have work function 2.3 eV and 4.5 eV respectively. The ratio of their threshold wavelengths is nearest to
Options
(a) 1 : 2
(b) 4 : 1
(c) 2 : 1
(d) 1 : 4
Correct Answer:
2 : 1
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
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- There is a ring of radius r having linear charge densityλ and rotating with a uniform
- The instantaneous angular position of a point on a rotating wheel is given by
- A block of mass m1 rests on a horizontal table. A light string connected
- When three identical bulbs of 60 W-200 V rating are connected in series to a 200 V
- A police jeep is chasing a culprit going on a motorbike.The motorbike crosses
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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