Infrared waves are produced by hot bodies and molecules on account of vibrations in atoms and molecules. their wavelength range from 1 mm to 700 nm.
Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.
How are infrared waves produced? What is the range of their wavelength?
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Infrared waves are produced by the thermal motion of atoms and molecules in a heated object. Their wavelength ranges from 700 nm to 1 mm in the electromagnetic spectrum, lying just beyond visible red light.
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