A pointer on a spring balance oscillates with a period of 0.20 seconds when a 75-N force is initially applied to the pan of the balance. The force constant of the spring is
A) 750 N/m.
B) 1500 N/m.
C) 3500 N/m.
D) 7500 N/m.

Question

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The Answer of A pointer on a spring balance oscillates with a period of 0.20 seconds when a 75-N force is initially applied to the pan of the balance. The force constant of the spring is
A) 750 N/m.
B) 1500 N/m.
C) 3500 N/m.
D) 7500 N/m.

A Pointer on a Spring Balance Oscillates with a Period