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#6 | Solved Problems on Potential Energy
#7 | Mechanical Energy

Concept Questions :-

Elastic potential energy

Since force is same

F= k1x1 = k2x2 So, x1x2= k2k1Also, U1U2=12k1x2112k2x22 =Fk2Fk1=k2k1=30001500=21

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