Discussion :: Physics
- Railway tracks are banked on curves so that
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A.
Necessary centrifugal force may be obtained from the horizontal component of the weight of the train |
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B.
No frictional force may be produced between the tracks and the wheels of the train |
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C.
Necessary centripetal force may be obtained from the horizontal component of the weight of the train |
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D.
The train may not fall down inwards |
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Answer : Option C
Explanation :
Railway tracks are banked at the curves so that the necessary centripetal force may be obtained from the horizontal component of the reaction on the train.
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