An object is thrown vertically upward with a speed of 30 m/s. The velocity of the object half-a-second before it reaches the maximum height is

An object is thrown vertically upward with a speed of 30 m/s. The velo

1.	An object is thrown vertically upward with a speed of 30 m/s. The velocity of the object half-a-second before it reaches the maximum height is
Answer» `4.9m//s` `9.8m//s` `19.6m//s` `25.1m//s` ANSWER :A