Answered Questions

  • Boilers

    What is fusible plug? Why it is used?

    ntnkumar

    • Apr 15th, 2010

    Fusible plug is used as a accessory in boilers.  It is used for the proper working of boilers.It is a safety device which shuts off the working of the boiler when the temp. of boiler is very large and the boiler burst.

  • Train Differential

    Why there is no differential in a train. What happens when a train takes a turn?

    Kingshuk

    • Feb 9th, 2015

    Trains do not have differentials. but we all know they do take turn. this is achieved by CONING of wheel. since the centripetal force attracts the train to the centre of curvature, the outer wheels di...

    Komal Ashu

    • Nov 7th, 2012

    To facilitate turning of the trains, a number of factors are taken into consideration. The trains never turn at a very sharp angle. The change in direction of the trains is facilitated by a gradually ...