Question : A ball is thrown vertically upwards from the surface of earth with a speed of 18kmh −1 . If g = 10ms −2 , then the maximum height attained by the ball is
(A) 1.25 m
(B) 3 m
(C) 10 m
(D) 180 m
Answer : option (A)
Solution :

Question : A ball is thrown vertically upwards from the surface of earth with a speed of 18kmh −1 . If g = 10ms −2 , then the maximum height attained by the ball is
(A) 1.25 m
(B) 3 m
(C) 10 m
(D) 180 m
Answer : option (A)
Solution :