If the Work Done to Stretch an Ideal Spring by 4.0

question 17

Multiple Choice

If the work done to stretch an ideal spring by 4.0 cm is 6.0 J,what is the spring constant (force constant) of this spring?

• A)300 N/m
• B)3000 N/m
• C)3500 N/m
• D)7500 N/m
• E)6000 N/m

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Definitions:

User Cost

The opportunity cost of using a durable good, which includes depreciation and the foregone interest on the funds tied up in owning the good.

Market Rate

The prevailing price or interest rate for goods, services, or securities in a competitive marketplace.

User Cost

The cost of using a good or service, which includes the opportunity cost of not using the asset in an alternative use.

Opportunity Cost

The cost of choosing one option over another, typically represented by the benefits that could have been gained by choosing the alternative.