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11.Dual Nature of Radiation and matter
easy
$λ$ તરંગલંબાઇ ધરાવતા ફોટોનનું વેગમાન કેટલું થાય?
A
$\frac{h}{\lambda }$
B
શૂન્ય
C
$\frac{{h\lambda }}{{{c^2}}}$
D
$\frac{{h\lambda }}{c}$
(AIPMT-1993)
Solution
(a)Since $h\nu = m{c^2}$, hence $p = mc = \frac{{h\nu }}{c} = \frac{h}{\lambda }$
Standard 12
Physics