A light year is a unit of

Time

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Distance

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Speed

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Intensity

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Solution

The correct option is B
Distance

A light year is a distance travelled by light in one year in a vacuum. So, it is a unit of distance.

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Similar questions

Q. Assertion (A): Light year is the unit of time.

Reason (R): Light year is the distance travelled by light in vacuum in one year.

Q. Assertion :A light-year is a distance that light travels with velocity of

3 \times 10^{8}

m s^{- 1}

in one year. Reason: Light year is the unit for measuring time.

Q. Light year is a unit of time.

A lightyear is a unit of distance. It is the distance travelled by light in one year. If the speed of light is equal to 3 x $10^{8}$ m/s, how many kilometres will make up 1 light year?

Q. Statement 1: Light year is a unit of time.
Statement 2: Distance between two stars can be measured in light years.

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A light year is a unit of

The correct option is B Distance A light year is a distance travelled by light in one year in a vacuum. So, it is a unit of distance.

The correct option is B
Distance

A light year is a distance travelled by light in one year in a vacuum. So, it is a unit of distance.