Question : A train started from rest from a station and accelerated at 2 ms−2 for 10 s. Then, it ran at constant speed for 30 s and thereafter it decelerated at 4 ms−2 until it stopped at the next station. The distance between two stations is
(A) 650 m
(B) 700 m
(C) 750 m
(D) 800 m
Answer : option (D)
Solution :

