Name the radiations of wavelength just shorter than $4 \times 10^{- 7} m$ .

Infraviolet

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Ultraviolet

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Infrared

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Ultrared

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Solution

The correct option is C Ultraviolet
The range of wavelength for visible light lies between, $400 n m < λ < 700 n m$ .
$λ$ just less than 400 nm is Ultraviolet.
$λ$ just greater than 700 nm is Infrared.

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Name the radiations of wavelength just shorter than 4×10−7m.

The correct option is C UltravioletThe range of wavelength for visible light lies between, 400 nm<λ<700 nm.λ just less than 400 nm is Ultraviolet.λ just greater than 700 nm is Infrared.

Name the radiations of wavelength just shorter than $4 \times 10^{- 7} m$ .

The correct option is C Ultraviolet
The range of wavelength for visible light lies between, $400 n m < λ < 700 n m$ .
$λ$ just less than 400 nm is Ultraviolet.
$λ$ just greater than 700 nm is Infrared.