Question

A boy walks from his classroom to the bookshop

along a straight corridor towards North. He covers .
distance of 20 m in 25 seconds to reach the bookshop. After buying a book, he travels the same
the same time to reach back in the classroom. Find (a) average speed, and
(o) average velocity, of the boy

Answer 1

Explanation:

distance- 20 m

time taken - 25 sec

distance= s= 20m

time= t= 25sec

v^2=u^2+2as

s=u + at

a=V-U/T