Physics, asked by punendrakumars9, 1 month ago

Copper wire of diameter 0.5mm having the resistivity of 1.6 x 10 ohm-cm. What length of this wire is required to make 40 ohm coil. What will be the change in resistance if diameter of wire is doubled.

Answers

Answered by ycuteboyyy3

0

Answer:

Therefore, the length of the wire is 122.7 m and the new resistance becomes 1/4 times.

Answered by jyojyotika11

0

Answer:

Therefore, the length of the wire is 122.7 m and the new resistance becomes 1/4 times.

Explanation:

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