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A square lead slab of side 50cm and thic...

A square lead slab of side 50cm and thickness 5.0cm is subjected to a shearing force (on its narrow face) of magnitude `9.0xx10^(4)` N. The lower edge is riveted to the floor. How much is the upper edge displaced, if the shear modulus of lead is `5.6xx10^(90)` Pa?

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