Work, Energy and Power

Question: A spring of spring constant 5 ? 103 N/m is stretched initially by 5cm from the unstretched position. Then the work required to stretch it further by another $5cm$ is

1) 6.25 N-m

2) 12.50 N-m

3) 18.75 N-m

4) 25.00 N-m

Solution:

Explanation: No Explanation

WEP Work Done by Variable Force

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