Moseley's Law

Q.

The wavelength of K-alpha characteristic x-rays only depends upon:

1. The atomic energy levels

2. Current in the Coolidge tube setup

3. Accelerating potential in the Coolidge tube

4. Can't comment

Q.

The frequency of $K_{\alpha }$ line of a source of atomic number Z is proportional to

1. $Z^2$

2. $(Z-1{)}^2$

3. $\frac{1}{Z}$

4. $Z$

Q. Q 5/15 The wavelength of maximum energy releasedduring an atomic explosion was 2.93 x 1010 m. Giventhat Weins constant is 2.93 x 10 10 m-K, the maximumtemperature attained must be of the order of