A) To prevent the fast wear and tear of railway track
B) To produce the necessary centripetal force
C) To produce the necessary gravitational force
D) To enhance the speed of the train
Correct Answer: B
Solution :
The outer part of a railway track near the bend or a curve is generally raised to produce a centripetal force directed at the centre. It serves to balance the centrifugal tendency which can throw the train out of the rails.
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