Question

10. If the velocity of light is taken as unit of velocity and one
year as the unit of time. What will be the unit of length ?
Ans. One light year​

Answer 1

Answer:

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Answer 2

Answer:

Unit of length = unit of velocity ×unit of time

3×10^8ms^-1× 1year

3×10^8ms^-1 ×365×24×60×60

9.45×10^15ms-1

1 light year