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The wavelength λₑ of an electron and λₚ of a photon are of same energy E are related by
Options
(a) λₚ ∞ λₑ
(b) λₚ ∞ √λₑ
(c) λₚ ∞ 1/√λₑ
(d) λₚ ∞ λₑ²
Correct Answer:
λₚ ∞ λₑ²
Explanation:
As P = E/C
λₚ = hC / E …(i)
λₑ² = hh / √ 2mE …(ii)
From equations (i) and (ii)
λₚ ∞ λₑ²
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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
- When a string is divided into three segments of length l₁, l₂ and l₃ the fundamental
- A transformer having efficiency of 90% is working on 200 V and 3kW power supply
- A body is rolling down an inclined plane.If KE of rotation is 40% of KE in a translatory
- A solenoid of length l metre has self inductance L henry. If number of turns
- A tuning fork A produces 4 beats per second with another tuning fork B of frequency
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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