Spring #1 Has Spring Constant 60 N/m

question 11

Multiple Choice

Spring #1 has spring constant 60 N/m.Spring #2 has an unknown spring constant,but when connected in series with Spring #1,the connected springs have an effective force constant of 20 N/m.What is the spring constant for Spring #2?

• A)40 N/m
• B)90 N/m
• C)50 N/m
• D)30 N/m

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