EXAM II, PHYSICS 1306
Calculate the spring potential energy and the spring compression distance x for the situation of. Fig. 4, where the spring is compressed it’s maximum amount & the mass is instantaneously at rest. NOTE: Work any three (3) of Problems 4, 5, 6 and 7! See figures. A helicopter, mass M = 7.5 ( 103 kg, moves up with acceleration a = 1.5 m/s2. ................
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