How long will the ball take to come back to the point from where it was thrown?
1 sec
9 sec
8 sec
10 sec
A ball is thrown up from the top of a tower at 20 m/s velocity. It took the ball 6 sec to fall to the bottom. For how long was the ball above the tower?
An engine develops 10 kW of power. How much time will it take to lift a mass of 200 kg to a height of 40 m. (g=10m/sec2)
During a practice match, a softball pitcher throws a ball whose height at any instant from ground level is given by the equation h = −16t2 + 24t + 1 , where h = height in feet and t = time in seconds. How long does it take for the ball to reach a height of 6 feet from the ground level?
A ball is thrown vertically upward from the ground. It reaches a maximum height of 20 m in 5 sec. After what time, it will reach the ground from its maximum height position?