A train takes 2 hours to reach station B from station A, and then 3 hours to return from station B to station A. The distance between the two stations is 200 km.
Find:
a) the average speed.
b) average velocity of the train.
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A train takes 2 hours to reach station B from station A, and then 3 hours to return from station B to station A. The distance between the two stations is 200 km.
Find:
a) the average speed.
b) average velocity of the train.
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Explanation:
Average speed =Total Distance/Total time
=(200+200)/(2+3)=400km/5hr=80kmph
Since the initial and final position is same,displacement=0
Avg Velocity =Displacement/Time=0/5= 0
Answer:
a distance/time
400/15
80 km
b displacement/time
0/5
0