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Question

Unit of luminous intensity is:

A
mole
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B
candela
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C
kelvin
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D
ampere
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Solution

The correct option is C candela
Luminous intensity is a measure of the wavelength-weighted power emitted by a light source in a particular direction per unit solid angle.

Based on the luminosity function, a standardized model of the sensitivity of the human eye.
The SI unit of luminous intensity is candela(cd).

So, option ( B ) is correct.

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