Characteristic X-rays of frequency are produced when transitions from the shell take…

PHYSICS · Subjective · CBSE · Physics · Electromagnetic Waves · Electromagnetic Waves

Problem

Characteristic X-rays of frequency

4.2\times10^{18}\text{ Hz}

are produced when transitions from the

L

shell take place in a target material. Use Moseley's law to determine the atomic number of the target material. Given the Rydberg constant

R=1.1\times10^7\text{ m}^{-1}