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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.
Related Questions: - Two points are located at a distance of 10 m and 15 m from the source of oscillation
- A car wheel is rotated to uniform angular acceleration about its axis
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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 points are located at a distance of 10 m and 15 m from the source of oscillation
- A car wheel is rotated to uniform angular acceleration about its axis
- Two coils have the mutual inductance of 0.05 H.
- A particle moves along the x-axis such that its co-ordinate (x) varies with time (t)
- Which of the following is not a transverse wave?
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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