Which of the following are high-enegry radiations?
(i) Ultraviolet rays (ii) Infrared rays
(iii) `X` rays (iv) `gamma` rays

Options

A. `(i),(ii),(iii),(iv)`
B. `(iii),(iv)`
C. `(i),(iii),(iv)`
D. `(ii),(iii),(iv)`

Answer

C

Explanation

According to Planck's equation`, E = hv`, the higher the frequency, the more energetic the radiation. Thus, ultraviolet radiation, `X` rays, and `gamma` rays are high-enegry radiations.