The Force Required to Compress a Spring Varies Directly as the Change

question 7

Multiple Choice

The force required to compress a spring varies directly as the change in the length of the spring. If a force of 18 pounds is required to compress a certain spring 4 inches, how much force is required to
Compress the spring 7 inches?

• A)31.5 pounds
• B)21 pounds
• C)10.3 pounds
• D)35 pounds

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