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Why Are Infra-red Waves Often Called Heat Waves ? Explain. - CBSE (Science) Class 12 - Physics

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Question

Why are infra-red waves often called heat waves ? Explain.

Solution

Infrared waves have frequencies lower than those of visible light they have ability to vibrate not only the electrons but the entire atoms or molecules of a body. This vibration increases the internal energy and temperature of the body. That is why infrared waves are often called heat waves.

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Solution Why Are Infra-red Waves Often Called Heat Waves ? Explain. Concept: Electromagnetic Spectrum.
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