train takes 4 hours to travel from station A to station B and another 6 hours to return from station B to station A. The distance between the two stations is 500 km. Find the average speed of its entire j
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Answer:
0km
Step-by-step explanation:
Total distance D=200+200=400 km
Average speed ∣V
avg
∣=
Total time
Total distance
∴ ∣V
avg
∣=
2+3
400
=80 km/h
Displacement S=0
Average velocity V
avg
=
Total time
Total displacement
∴ V
avg
=
2+3
0
=0 km/h
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