Home
Class 12
PHYSICS
If a copper wire is stretched to make it...

If a copper wire is stretched to make its radius decrease by `0.1%`, then the percentage increase in resistance is approximately -

A

`0.1%`

B

`0.8%`

C

`0.4%`

D

`0.2%`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

When a wire drawn until its radius decreases by 3% then percentage of increase in resistance is-

If a copper wire is stretched so that its length increases by 20% then what is the percentage increase in its resistance (assuming its volume remaing constant) ?

A cylindrical wire is stretched to increase its length by 10%. Calculate the percentage increase in resistance.

If a copper wire is stretched to make it 0.1% longer wha is the percentage change in its resistance?

A copper wire iis stretched to make it 0.1% longer. What is the percentage change in its resistance?