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A 50.0 g sample of a conducting material is all that is available. The resistivity of the material is measured to be 11 x 10-8 O m and the density is 7.86 g/cm3. The material is to be shaped into a solid cylindrical wire that has a total resistance of 1.5 O.

a) What length of wire is required?

b) What must be the diameter of the wire?

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