Special Units

Q.

The distance between planets is measured in _______.

Q.

(THIS IS AN ASSET QUESTION - NOT GRAVITATION CHAPTER)

A light year is the distance travelled by light in a year. If c*km/sec is the speed of light, the ratio (1 light minute/1 light second) is ______________.

(A) c*60 km

(B) c/60 km/sec

(C) 60

(D) 60/c years

Q. Parsec is a unit of ___.

1. temperature
2. mass
3. time
4. distance

Q. light year is a unit of which quantity ?

Q. 1 One light second = 300, 000 km
Then 1 light year = ? km

Q.

is there anything faster then light year speed