posted by Ali .
A 0.50 kg mass is attached to a spring with spring constant, k= 43.8N/m. Suppose the mass is
pushed upward, so that it rises past the spring’s unstretched position, compressing the spring. Calculate the
net force on the mass when the spring is compressed 3.7 cm.
mg + k x
0.50 * 9.81 + 43.8 * 0.037