Four identical springs are attached to a surface as shown. Determine the spring force, spring constant and stretch length in each case. Also determine the length at which the last mass will hang at rest. Note: Drawing is not to scale. Fs k unit unit v unit 0.25m case 1 case 2 case 3 0.31m m2 What is mass 2 (m2)? 0.39m 7kg case 2 unit What is length 3 (L3)? case 1 unit L3 11kg case 3 wwwww.

Four identical springs are attached to a surface as shown. Determine the spring force, spring constant and stretch length in each case. Also determine the length at which the last mass will hang at rest. Note: Drawing is not to scale. Fs k unit unit v unit 0.25m case 1 case 2 case 3 0.31m m2 What is mass 2 (m2)? 0.39m 7kg case 2 unit What is length 3 (L3)? case 1 unit L3 11kg case 3 wwwww.