Question

AB is a frictionless inclined surface making
an angle of 30° with horizontal. A is 6.3 m
above the ground while B is 3.8 m above the
ground. A block slides down from A, initially
starting from rest. Its velocity on reaching B
is​

Answer 1

Answer:

2.5 m/s ahshdishds

Explanation:

A-B= velocity