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A Spring Is Fixed Vertically to the Floor

Question 25

Multiple Choice

A spring is fixed vertically to the floor.A 10.0-kg box is then pressed down such that the spring is compressed 0.5 m beyond its equilibrium length.The box is then released and it travels vertically upward to a maximum height of 2.40 m above its release point.Assuming the work done against drag (air resistance) is 120 J,what is the spring constant of the spring?


A) 2500 N/m
B) 3750 N/m
C) 1880 N/m
D) 3600 N/m
E) 2840 N/m

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