Answers

  • RVy
  • Helping Hand
2015-12-03T20:44:13+05:30
Train can move without the help of fuel like in previous time. By the coal
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2015-12-03T20:52:41+05:30
As many people move to and fro in trains , energy is consumed as many people travel with a same energy instead of moving in individual sources like cars,scooty,bikes,etc..While moving in individual sources lot of energy is consumed and thus,use of train helps to conserve fuel

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