Question

Identify the constituent radiations of electromagnetic spectrum which
(1). Is absorbed by ozone layer in the atmosphere
(2). Is produced by bombarding a metal target by high speed electrons
(3). Is used in satellite communication
(4). has wavelength range between 400 nm to 700 nm.

Answer 1

(a). Ultraviolet violet rays
(b). X-rays
(c). Microwaves
(d). Visible rays.