Q. A train 180 m long crosses a pole in 9 seconds. Its speed is
β
Correct Answer: (A)
20 m/s
Explanation: Speed = Distance ÷ Time = 180 ÷ 9 = 20 m/s.
Explanation by: Roshan
Speed = Distance ÷ Time = 180 ÷ 9 = 20 m/s.