Question

) 100 ml
11 (1) Jus
15. A train starts from rest and accelerates uniformly at
a rate of 2 m s2 for 10 s. It then maintains a
constant speed for 200 s. The brakes are then
applied and the train is uniformly retarded and
comes to rest in 50 s. Find : (i) the maximum
velocity reached, (ii) the retardation in the last
50 s, (iii) the total distance travelled, and (iv) the
average velocity of the train.
Ans. (1) 20 m s-1, (ii) 0.4 m s?,
(iii) 4600 m, (iv) 17.69 m s-1
- 5902
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Answer 1

Answer:

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Answer 2

Answer:

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