Question

The range of wavelength covering red to violet colour are [ ]

A) 400 nm to 600 nm B) 450 nm to 700 nm

C) 700 nm to 400 nm D) 450 nm to 750 nm​

Answer 1

Humans can see the light which ranges between the wavelengths of 380 nm (violet) to 750 nm (red). This light is known as visible light.

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