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Question: One type of BB gun uses a spring-driven plunger to blow the BB from its barrel.

(a) Calculate the force constant of its plunger's spring if you must compress it 0.130 m to drive the 0.0580-kg plunger to a top speed of 25.0 m/s. N/m

(b) What force must be exerted to compress the spring? (Enter the magnitude.) N

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