Convert 1 light year into km
Two cells of 1.25 V and 0.75V are connected in parallel. The effective voltage will be
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 108m/s, how many kilometres will make up 1 light year?
The distance (in km), from one edge to the other edge of the Milky Way is: