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11.Dual Nature of Radiation and matter
easy
एक फोटॉन का संवेग $2 \times {10^{ - 16}} $ ग्राम सेमी/सैकण्ड है तो उसकी ऊर्जा होगी
A
$0.61 \times {10^{ - 26}}erg$
B
$2.0 \times {10^{ - 26}}erg$
C
$6 \times {10^{ - 6}}erg$
D
$6 \times {10^{ - 8}}erg$
Solution
$p = \frac{E}{c}\, \Rightarrow \,\,E = p \times c = 2 \times {10^{ – 16}} \times (3 \times {10^{10}})$$ = 6 \times {10^{ – 6}}erg$
Standard 12
Physics
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