If a wire is stretched to make it 0.1 % longer, the percentage change in its resistance would be:
A. Zero
B. 0.1%
C. 0.2%
D. 0.4 %
Answer:C
If a wire is stretched to make it 0.1 % longer, the percentage change in its resistance would be:
A. Zero B. 0.1% C. 0.2% D. 0.4 %