The momentum of the photon of wavelength $5000\,\mathring A$ will be
The momentum of the photon of wavelength $5000\,\mathring A$ will be
- A
$1.3 \times {10^{ - 27}}kg{\rm{ - }}$m/sec
- B
$1.3 \times {10^{ - 28}}kg{\rm{ - }}$m/sec
- C
$4 \times {10^{29}}kg{\rm{ - }}$m/sec
- D
$4 \times {10^{ - 18}}kg{\rm{ - }}$m/sec
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