Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Suppose you are riding a bike with a speed of 10ms −1 due east relative to a person A who is walking on the ground towards east. If your friend B walking on the ground due west measures your speed as 15ms −1 , find the relative velocity between two reference frames A and B.

Suppose you are riding a bike with a speed of 10ms −1 due east relative to a person A who is walking on the ground towards east. If your friend B walking on the ground due west measures your speed as 15ms −1 , find the relative velocity between two reference frames A and B.

The astronauts in a satellite orbiting the Earth feel weightlessness. Does the weightlessness depend upon the distance of the satellite from the Earth ? If so how ? Explain your answer.