The fastest served tennis ball, served by the Big Bill Tilden in 1931, was measured at 73.14 m/s . The mass of a tennis ball is 57.0 g, and the ball is usually in contact with the tennis racquet for 30.0 ms , with the ball beginning from rest. Draw a free-body diagram of the tennis ball throughout the serve. Prepare a free-body diagram of the tennis ball just after it has moved free of the racquet.