CUET Preparation Today
CUET
Physics
Electromagnetic Waves
The energy of X-ray photon is 3.3 × 10−16 J. Its frequency is
2 × 1019 Hz
5 × 1018 Hz
5 × 1017 Hz
5 × 1016 Hz
$v =\frac{E}{h}= \frac{3.3 ×10^{-6}}{6.6 × 10^{-34}}$
$=5 × 10^{17}$ Hz
