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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
- A tuning fork A produces 4 beats per second with another tuning fork B of frequency
- A stone falls freely under gravity.It covers distances h₁,h₂ and h₃
- Steam at 100⁰C is passed into 20 g of water at 10°C. When water acquires a temperature
- The sum of the magnitudes of two forces acting at a point is 16 N
- According to Hook’s law of elasticity, if stress is increased, the ratio of stress
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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