Question

A particle travels along a straight line path such that in 4sec it moves from an initial position

SA = -8m to position SB = 4m. Then in another 5sec. it moves from SB to SC = -7m. Determine

particle’s average velocity and average speed during 9 sec. interval.​

Answer 1

Answer:

sorry sir I don't know the answer I just need some points to ask a question