A 500kV is applied across an X-ray tube. Calculate the maximum velocity of the electrons produced [Me = 9.1 x 10-31kg, e = 1.6 x 10-19C]
-
4.2 x 108ms-1
- 1.9 x 108ms-1
- 4.2 x 105ms-1
- 1.8 x 105ms-1