D A tennis coach uses a machine to help with tennis practice

Last updated: 4/26/2023

D A tennis coach uses a machine to help with tennis practice The machine uses a compressed spring to launch tennis balls The spring constant is 440 N m and the spring is initially compressed 45 cm A 57 g tennis ball leaves the machine horizontally at a height of 1 2 m Calculate the horizontal distance that the tennis ball can travel before hitting the ground T