Question

If the operating voltage of X-ray tube is 50 kV
then velocity of X-ray :-
(1) 4 x 10^ m/sec
(2) 3 x 10 m/sec
(4) 3 m/sec
(3) 10% m/sec
>
raus are proiected in strong magnetic field​

Answer 1

Answer:

4 is the correct answer ..