At the closest approach, the distance between Mars and Earth is found to be `58` million `km`. When planets are at this closest distance, how long would it take to send a radio message from a space probe of mars to earth?

At its closet approach, the distance between the mars and the earth is found to be 60 million km. When the planets are at this closet distance, how long would it take to send a radio message from a space probe of mars to earth?

At its closet approach, the distance between the mars and the earth is found to be 60 million km. When the planets are at this closet distance, how long would it take to send a radio message from a space probe of mars to earth?

$ The approximate distance between the sun and the Earth is about 148.7 million km. ! The dimensions of the habitates, regions of the earth are about 22.5 km

The distance between the a-particle and target nucleus in an alpha -scattering experiment is equal to distance of closest approach, when the scattering angle is

If light takes 5 yr to reach the Earth from a Star. Find the distance between that Star and the Earth in km.