A blob of clay,mass M,is propelled upward from a spring that is initially compressed by an amount d.If,upon its release,the clay reaches an ultimate height of h above the unstretched spring's end,what is the spring constant k?
A) kd2/(mg)
B) kd2/(2mg) - d
C) kd2/(mg) -d
D) kd2/(2mg)
Correct Answer:
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