Q

A train travelling at 20 m/s accelerates uniformly at 4 m/s². What is its velocity after 5 s?

RRB Technician Grade-III 23/12/2024 / Shift-II 2024
✓ Answer: A 40 m/s
v = u + at = 20 + 4 × 5 = 40 m/s.
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