MCQOPTIONS
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| 1. |
Railway tracks are banked on curves so that |
| A. | ecessary centrifugal force may be obtained from the horizontal component of the weight of the train |
| B. | o frictional force may be produced between the tracks and the wheels of the train |
| C. | ecessary centripetal force may be obtained from the horizontal component of the weight of the train |
| D. | he train may not fall down inwards |
| Answer» D. he train may not fall down inwards | |