Light year is a unit of:

time

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distance

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speed

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temperature

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Solution

The correct option is B
distance

Light year 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.

A light year is the distance that light can travel in one year.
$1$ light year $= 9, 460, 000, 000, 000 k m .$
(a) Express one light year in scientific notation.
(b) The average distance between Earth and Sun is $1.496 \times 10^{8} k m .$ Is the distance between earth and Sun greater than, less than or equal to one light 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. Correct the mistakes if any, in the following statements:
i) Astronomical unit is the mean distance of the surface of the sun from the surface of the earth.
ii) Light year is the distance travelled by light in one year in vacuum at a speed of

3 \times 10^{8} m

per minute

Q. Light year is a unit of time.

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Light year is a unit of:

The correct option is B distance Light year is a unit of distance.

The correct option is B
distance

Light year is a unit of distance.