Suppose a car is moving along a straight
line OQ as shown in figure. It moves from
O to Q in 15 seconds and then goes to P in 5
seconds. Average speed of car moving from
O to Q & back to P will be:
Answers
Answered by
0
Answer:
Average speed=
totaltime
totaldistance
=
15+5
OQ+QP
=
20
200+50
=
20
250
⇒v
avg
=12.5 m/s
So (B) is correct.
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