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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
- In insulators (CB is Conduction Band and VB is Valence Band)
- A spring balance is attched to the ceiling of lift.A man hangs his bag on the string
- A battery charges a parallel plate capacitor seperated by distance(d) so that the energy
- An inclined plane of length 5.60m making an angle of 45⁰ with the horizontal is placed
- Light of wavelength λᴀ and λᴃ falls on two identical metal plates A and B respectively.
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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