MPSC PYQScienceElectricityenglish

43) Resistivity of substance doesn't change if ............ 1) Properties of substance changed 2) Temperature is changed 3) Size of substance changed 4) All of above

A.Properties of substance changed
B.Temperature is changed
C.Size of substance changed
D.All of above

Correct answer: C

Source paper

Science: Electricity

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