UPSC 2017 CDS II GK Paper

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Question : 14 of 120

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Infrared, visible and ultraviolet radiations/ light have different properties. Which one of the following statements related to these radiations/light is not correct?

[2017 CDS-II]

The wavelength of infrared is more than that of ultraviolet radiation.
The wavelength of ultraviolet is smaller than that of visible light.
The photon energy of visible light is more than that of infrared light.
The photon energy of ultraviolet is lesser than that of visible light.

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