Question

2.
The diagram shows the displacement-time graph
for a particle moving in a straight line. Find the
average speed for the interval from t = 0 to t = 5
(in m/s).
E 10
10
5+
displacement (m)
S time(s)​

Answer 1

Answer:

Average Velocity=

total time

displacement

we need to find out heaverage velocity forwholetimeintervalthatis10s.

particlestartsfrom60min0seconds

andreachto40min10secondsaftercoveringdistance50mand30min6minseconds

and4secondsrepectively.

sonetdisplacementis60−40=20m

time=10s

averagevelocity=

10

20

=2m/s

Hence,

option (D) is correct answer.