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Sahay Sir > Question Answers > Arihant Physics by D.C Pandey > Volume 2 > Chapter 3 - Current Electricity > A copper wire is stretched to make it 0.5 % longer. The percentage change in its electrical resistance if its volume remains unchanged is :

A copper wire is stretched to make it 0.5 % longer. The percentage change in its electrical resistance if its volume remains unchanged is :

A copper wire is stretched to make it 0.5 % longer. The percentage change in its electrical resistance if its volume remains unchanged is :