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A certain metallic surface is illuminated with monochromatic light of wavelength λ. The stopping potential for photoelectric current for this light is 3V₀. If the same surface is illuminated with light of wavelength 2λ, the stopping potential is V₀. The threshold wavelength for this surface for photoelectric effect is
Options
(a) 6λ
(b) 4λ
(c) λ/4
(d) λ/6
Correct Answer:
4λ
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- A block of mass 0.50 kg is moving with a speed of 2.00 ms⁻¹ on a smooth surface.
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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
- An explosion breaks a rock into three parts in a horizontal plane
- A block of mass 0.50 kg is moving with a speed of 2.00 ms⁻¹ on a smooth surface.
- You are marooned on a frictionless horizontal plane and cannot exert any horizontal
- A geostationary satellite is orbiting the earth at a height of 5R above that surface
- A wire is suspended vertically from one of its ends is stretched by attaching a weight
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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