A spring of force constant k is cut into lengths of ratio 1:2:3. They are connected in series and
Channel: Ritesh Dahiya (RD Sir) (KDC) Kota Doubt Counter
Date: 2020-09-06

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’ : k’’ is     (NEET 2017)
(a) 1 : 9     (b) 1 : 11 
(c) 1 : 14    (d) 1 : 6 

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