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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
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two closed organ pipes when sounded simultaneously give 4 beats/second.
- A sphere of 4cm radius is suspended with in a hollow sphere of 6cm radius. If the inner
- In an L-C-R series resonant circuit, the capacitance is changed from C to 4C.
- A proton is moving in a uniform magnetic field B in a circular path of radius a
- Two bodies of mass 10 kg and 5 kg moving in concentric orbits of radius
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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