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Assuming Negligible Friction,what Spring Constant (Force Constant)would Be Needed by the Spring

Question 31

Multiple Choice

Assuming negligible friction,what spring constant (force constant) would be needed by the spring in a "B-B gun" to fire a 10-g pellet to a height of 100 m if the spring is initially compressed by 0.10 m?


A) 20 N/cm
B) 200 N/m
C) 2000 N/cm
D) 0.0020 N/m

Correct Answer:

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