A 1.5 kg ball rolls off a table with a horizontal velocity of 3.2 m/s. If it takes 0.46 s for the ball to reach the floor,(a) What is the height of the table (g = 9.80 m/s2, and ignore air resistance)? (b) What is the speed of the ball when it hits the floor? (c). What is the mass of the ball midway down its fall?