A Block Attached to an Ideal Spring of Force Constant

question 65

Multiple Choice

A block attached to an ideal spring of force constant (spring constant) 15 N/m executes simple harmonic motion on a frictionless horizontal surface. At time t=0 s, the block has a displacement of -0.90 m, a velocity of -0.80 m/s, and an acceleration of closest to
The mass of the block is

• A) 2.6 kg
• B) 9.4 kg
• C) 2.3 kg
• D) 4.7 kg

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