Question

An X ray tube is operated at a tube potential of 40,000 V.

Calculate:

(i) Kinetic energy of an electron emitted by the filament when it reaches the target/anode.

(ii) Wavelengths of all the X rays emitted by the X ray tube.

Answer 1

(i) Kinetic energy of an electron accelerated through V volts

(ii) Wavelengths of all the X rays emitted is given by