Relativistic corrections become necessary when the expression for the kinetic energy 1 2…
Physics · Class 12 · CBSE — Dual Nature of Radiation & Matter
Relativistic corrections become necessary when the expression for the kinetic energy \(\frac{1}{2} m v^{2}\), becomes comparable with mc2, where m is the mass of the particle. At what de Broglie wavelength will relativistic corrections become important for an electron ?
- l = 1 nm
- l = 10 nm
- l = 10–1 nm
- l = 10–4 nm
Answer
(D) l = 10 – 4 nm
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