Question

50. The engine of a train can impart a maximum acceleration
of 1 ms and the brakes can give a maximum retardation
of 3 ms. The least time during which a train can go from
one place to the othe place at a distance of 1.2 km is
nearly
(a) 108 s
(b) 191 s
(c) 56.6 s
(d) time is fixed
​

Answer 1

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