SOLUTION: a train travels with a speed of 60 km/hr from station A to B and then comes back with a speed of 80 km/hr from station B to A. Find i)average speed ii) average velocity of the trai
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Question 875162: a train travels with a speed of 60 km/hr from station A to B and then comes back with a speed of 80 km/hr from station B to A. Find i)average speed ii) average velocity of the train Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! a train travels with a speed of 60 km/hr from station A to B and then comes back with a speed of 80 km/hr from station B to A. Find i)average speed ii) average velocity of the train
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Avg speed = 2*60*80/(60+80) km/hr
Avg velocity = 0
