Mass on a Spring: In a supermarket, you place a 22.3-N (around 5 lb) bag of oranges on a scale, and the scale starts to oscillate at 2.7 Hz. What is the force constant (spring constant) of the spring of the scale?
A. 650 N/m
B. 600 N/m
C. 330 N/m
D. 820 N/m
E. 410 N/m
Answer: A
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