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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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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Bohr’s postulates quantizes
- A filament bulb (500W,100V) is to be used in a 230V main supply. When a resistance
- A hollow sphere of radius 0.1m has a charge of 5×10⁻⁸C. The potential
- Two thin lenses of focal lengths f₁ and f₂ are in contact and coaxial.
- Two waves represented by following equations are travelling in same medium
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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