Question

The. electromagnetic wave having the shortest wavelength is

• A. $X$-rays
• B. $\gamma$-rays
• C. infraredrays
• D. microwaves
• E. radiowaves

Answer 1

Answer: (B)

The increasing order of given electromagnetic wave is as follows :
${\lambda }_{\gamma -rays}<{\lambda }_{X-rays}<{\lambda }_{infrared}<{\lambda }_{microwave}$