Find the
(a)Maximm frequency,and
(b)Minimum wavelength of X-rays produced by 30 kV electrons.

Options

A. `V_(max)=7.24xx10^(18)Hz,lambda_(min)=0.414 nm`
B. `v_(max)=7.24xx10^(18)Hz,lambda_(min)=0.414 Å`
C. `v_(max)=4.14xx10^(18)Hz,lambda_(min)=0.724nm`
D. `V_(max)=7.24xx10^(18)Hz,lambda_(min)=0.0414 nm`

Answer

D