How are infrared waves produced? Why are these referred to as ‘heat waves’? Write their one important use.
How are infrared waves produced? Why are these referred to as ‘heat waves’? Write their one important use.
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Infrared waves are produced by hot bodies and molecules.
They are referred as heat waves because they are readily absorbed by water molecules in most materials, which increases their thermal motion, so they heat up the material.
Use: For therapeutic purpose and long distance photography.
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