Question

Which of the following electromagnetic waves has (a) minimum
wavelength, and (b) minimum frequency ? Write one use of each of these
two waves.
Infrared waves, Microwaves, y-rays and X-rays​

Answer 1

Answer:

a) minimum wavelength

it helps in listening ultrasound waves

a) infrared waves - it is useful in communication.

b) microwaves - radio astronomy ,medical treatment

these are the two waves uses.