A Spring Has a Spring Constant of 25 N/m,and a Mass

question 14

Multiple Choice

A spring has a spring constant of 25 N/m,and a mass of 0.75 kg is suspended from it.If the mass is pulled down 0.13 m away from its equilibrium position,what is the work done against the spring?

• A)0 J
• B)0.21 J
• C)0.75 J
• D)5.88 J
• E)1.41 J