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Q. |
Railway tracks are banked on curves so that – |
A. | Necessary centrifugal force may be obtained from the horizontal component of the weight of the train |
B. | No frictional force may be produced between the tracks and the wheels of the train |
C. | Necessary centripetal force may be obtained from the horizontal component of the weight of the train |
D. | The train may not fall down inwards |
Answer» C. Necessary centripetal force may be obtained from the horizontal component of the weight of the train | |
Explanation: 0 |
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