when a body covers one third of the distance with a speed of 1 metre per second the second one third of a distance with speed 2 metre per second and last one third of the distance with 3 metre per second the average speed is
Answers
Answered by
2
Answer:
avg speed = total dis/total time
so total distance = X
t1 = (1/3x)/1
t2=(1/3x)/2
t3=(1/3x)/3
because speeds are 1m/s, 2m/s and 3m/s resp.
therefore avg speed =
(t1+t2+t3)/x
=11/6m/s
Explanation:
Similar questions