a train is moving with a velocity of 20 km how much time distance it will be more in 30 seconds initial velocity is zero
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20km in a hour
therefore 20000meter in 60 second
and 20,000 meter in 3600second
therefore 5.556 meter in a second
in 30 second =5.556×30
=166.68 meter
therefore 20000meter in 60 second
and 20,000 meter in 3600second
therefore 5.556 meter in a second
in 30 second =5.556×30
=166.68 meter
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