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Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 5 - NLM > 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′. If they are connected in parallel and force constant is k′′. Then k′:k′′ is:

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′. If they are connected in parallel and force constant is k′′. Then k′:k′′ is:

The mass of lift is 2000 kg. When the tension in the supporting cable is 28000 N then its acceleration is: