Question:
A material particle with a rest mass m₀ is moving with a velocity of light c. Then the wavelength of the de Broglie wave associated with it is
A material particle with a rest mass m₀ is moving with a velocity of light c. Then the wavelength of the de Broglie wave associated with it is
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Only massless particles can move at speed of light.
Updated On: Mar 18, 2026
- h/m₀c
- zero
- ∞
- m₀c/h
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Verified By Collegedunia
The Correct Option is B
Solution and Explanation
Step 1: Momentum p=γ m₀ v.
Step 2: At v=c, γ→∞ p→∞.
Step 3: λ=(h)/(p)\to0
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