Question

A ball starts from rest. It rolls down a ramp and reaches the ground after 4 seconds. Its final velocity when it reaches the ground is 7.0 meters/second. The initial velocity of the ball is ___ meters/second, and its acceleration is ___ meters/second2.

Answer 1

Answer:

Initial Velocity Will be Zero because It starts from rest

Acceleration = V-U/T

V = 7m/s

u = 0

acee. 7-0 / 4

7/4 = 1.75 m/s²

ANSWER