Q. The shortest wavelength of X-rays emitted from an X-rays tube depends upon
A) Nature of the gas in the tube
B) Voltage applied to tube
C) Current in the tube
D) Nature of target of the tube
Explanation
(b) $eV = hc/\lambda$
Or $\lambda = hc/eV\ ie,\ \ \lambda \propto 1/V$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.