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5). Light year is a unit of a) Speed of aeroplanes b) Speed of light c) Intensity of sunlight d) Stellar distance

5). Light year is a unit of
a) Speed of aeroplanes
b) Speed of light
c) Intensity of sunlight
d) Stellar distance

Grade:11

1 Answers

Vikas TU
14149 Points
7 years ago
Light year is the distance covered by the light while remained in vacuumn in 365 days and 6 hours.
It includes year in its name and thus misconcepted sometimes as SI unit for time.
But it is not.

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