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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
Related Questions: - An alternating emf given by equation
e=300 sin[(100 π)t] V
- A wind with speed 40 m/s blows parallel to the roof of a house. The area of the roof
- An electric dipole of length 1 cm is placed with the axis making an angle of 30⁰
- A coil has resistance 30 ohm and inductive reactance 20 ohmn at 50 Hz frequency.
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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
- An alternating emf given by equation e=300 sin[(100 π)t] V
- A wind with speed 40 m/s blows parallel to the roof of a house. The area of the roof
- An electric dipole of length 1 cm is placed with the axis making an angle of 30⁰
- A coil has resistance 30 ohm and inductive reactance 20 ohmn at 50 Hz frequency.
- Maximum velocity of the photoelectrons emitted by a metal surface is 1.2×10⁶ ms⁻¹.
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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