If a ball is thrown vertically upwards from a platform 8 feet above the ground. After 2 seconds, the ball is 2feet below the platform. Find the initial velocity of the ball. (Acceleration due to gravity = -10m/s^2)
Answer key: 31m/s
how????
If a ball is thrown vertically upwards from a platform 8 feet above the ground. After 2 seconds, the ball is 2feet below the platform. Find the initial velocity of the ball. (Acceleration due to gravity = -10m/s^2)
Answer key: 31m/s
how????