Question

Is it true that a body is at rest in
a frame within which it has been
fixed ?​

Answer 1

Answer:

yes it is right means true

Answer 2

Answer:

here is your answer mate

hope this will help you !

Explanation:

Assertion: A body, whatever its motion, is always at rest in a frame of reference which is fixed to the body itself. Reason: The relative velocity of a body with respect to itself is zero.