An 87-kg box is attached to a spring with a force constant of 82 N/m. The spring is compressed 11 cm and the system is released.
(a)What is the speed of the box when the spring is stretched by 7.0 cm?
(b)What is the maximum speed if the box?
(a)What is the speed of the box when the spring is stretched by 7.0 cm?
(b)What is the maximum speed if the box?