An Object of Mass M = 700 G Is Attached

question 21

Multiple Choice

An object of mass m = 700 g is attached to a spring. Its position is described by x = (0.15 m) cos(0.8ðt) . What is the spring constant?

• A)1.76 N/m
• B)4.42 N/m
• C)44.2 N/m
• D)4420 N/m

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