Basic Biomechanics 6th Edition by Susan Hall

تمرين 7

A 6.5 N ball is thrown with an initial velocity of 20 m/s at a 35° angle from a height of 1.5 m. (a) What is the velocity of the ball if it is caught at a height of 1.5 m (b) If the ball is caught at a height of 1.5 m, how much mechanical work is required (a. 20 m/s, b. 132.5 J)