Math, asked by focusjnp111, 9 months ago


A copper wire has diameter 0.5 mm and resistivity of 1.6 x 10^-8 ohm m.
What will be the length of this wire to make its resistance to 10 ohm.
How much does the resistance change if the diameter is doubled?​

Answers

Answered by DPSManavSengupta
6

Step-by-step explanation:

considering that the wire is not streched..... I have attached 2 pictures

Attachments:
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