Question

application of radiation

Answer 1

1. White and light coloured clothes should be wear in summer beacuse they are poor conductor of heat, and absorb less heat, keep us cool.

2. Black and dark coloured clothes are preferable for winters because they are good conductor of heat,and absorb much heat,keep us warm.

3. radiators of cars and air conditioner are often painted black to radiate the heat away.

4. in an electric room heater, a polished reflector is provided at the back of the heating element to reflect radiant heat towards the front.

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HOPE IT HELP!

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PLEASE...............................!

Answer 2

Radiation is energy given off by matter in the form of rays or high-speed particles. All matter is composed of atoms. Atoms are made up of various parts; the nucleus contains minute particles called protons and neutrons, and the atom's outer shell contains other particles called electrons.