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Class 11 NEET Physics Oscillations Questions

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Question : 17

Total: 71

A spring of force constant k is cut into lengths of ratio 1 : 2 : 3. They are connected in series and the new force constant is k'. Then they are connected in parallel and force constant is k" . Then k':k" is : -

1 : 9
1 : 11
1 : 14
1 : 16

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