An Object Attached to a Spring Is Pulled Across a Horizontal

question 30

Multiple Choice

An object attached to a spring is pulled across a horizontal frictionless surface. If the force constant (spring constant) of the spring is 45 N/m and the spring is stretched by 0.88 m when the object is accelerating at $1.4 \mathrm {~m} / \mathrm { s } ^ { 2 }$ what is the mass of the object?

• A)28 kg
• B)24 kg
• C)31 kg
• D)36 kg

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NAALC

The North American Agreement on Labor Cooperation, an agreement aimed at improving working conditions and living standards in Canada, Mexico, and the United States.

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