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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
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two poles of same strength attract each other with a force of magnitude F
- An amplifier has a voltage gain Av=1000. The voltage gain in dB is
- The flux linked with a coil at any intant t is given by ?=10t² – 50t + 250
- Electrons in a certain energy level n=n₁, can emit 3 spectral lines. When they
- A person has a minimum distance of distinct vision as 50 cm. The power of lenses
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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