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(a) Of what material is a wire made, if it is 30.0 m long with a 0.140 mm diameter and has a resistance of 31.0

(a) Of what material is a wire made, if it is 30.0 m long with a 0.140 mm diameter and has a resistance of 31.0 Q at 20.0*C? O aluminum O silver O platinum O tungsten (b) What is its resistance (in () at 160*C

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