A train accelerated uniformly from rest attains a maximum speed of 40 m/s in 20 s. It…
Physics · NEET · NTA Exams — Kinematics
A train accelerated uniformly from rest attains a maximum speed of 40 m/s in 20 s. It travels at this speed for 20 s and is brought to rest with uniform retardation in 40 s. The average velocity during this period is :
- (80/3) m/s
- 30 m/s
- 25 m/s
- 40 m/s
Answer
(A) (80/3) m/s
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