CUET Preparation Today
CUET
Physics
Electromagnetic Waves
The voltage applied across an X-ray tube is nearly equal to
10 V
100 V
1000 V
10, 000 V
$V=\frac{hc}{eλ}=\frac{6.6×10^{-34}×3×10^8}{1.6×10^{-19}×10^{-10}}$
$=10,000\, V$
