Question

a A boy walks from his classroom to the book & And along a steign. Coridor tourond borin a cover distance of 20m in 25 ieconds to reach the book shop. Aflere buying a book he travels the same shad distance in the same time to reach ho in their class room find (a) average speed and (b) a verage velocity of the boy.​

Answer 1

Answer:

(a) Total distance covered in going to the bookshop and corning back to the classroom =20+20=40 m

Total time taken =25+25=50 sec

Average speed =

Total time

Total distance

=

50

40

=0.8m/s

(b) Average velocity =

Total time

Total displacement

=

50

0

=0 m/s