Consider the following statements about e.m. wave and choose the correct ones `S_1`: em wave having wavelengths 1000times smaller than light wave are called X-rays.
`S_2`: Ultraviolet wave are used in the treatment of swollen joints.
`S_3`: Alpha and gamma rays are e.m. wave
`S_4`: de-Broglie wave are not electromagentic in nature
`S_5`: EM wave exhibits polarization while sound wave do not.

Options

A. `S_1,S_4 and S_5`
B. `S_3,S_4 and S_5`
C. `S_1,S_3 and S_5`
D. `S_1,S_3 and S_4`

Answer

a

Explanation

Here, statements `S_2` and `S_3` are wrong, whreas
statements `S_1,S_4` and `S_5` are correct.