- #1
zorro
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When a block of mass M is suspended by a long wire of length L, the elastic potential energy stored is given by 1/2 x Mg x l, where l is the elongation produced.
The loss in gravitational potential energy of the mass-earth system is Mgl. I wonder where does the other Mgl/2 go?
The loss in gravitational potential energy of the mass-earth system is Mgl. I wonder where does the other Mgl/2 go?