Microwaves are used in

In a microwave oven,which type of waves are used?

What is the range of the radio frequency band for $FM$ (Frequency Modulated) broadcasting?

The magnetic field in a plane electromagnetic wave is given by $B = 2 \times 10^{-7} \sin(0.5 \times 10^3 x + 1.5 \times 10^{11} t)$. This electromagnetic wave is .........

Practically,the ozone layer absorbs radiations of wavelength:

In the electromagnetic spectrum,the visible light region lies between which of the following?