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A train is moving at 20 m//s on a railwa...

A train is moving at 20 `m//s` on a railway track of radius of curvature 1600 m. If the distance between two tracks is1.8 m, then the elevation of the outer track above the inner track will be

A

0.450 m

B

0.0450 m

C

4.50 m

D

4.0 m

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