Question

A 19-foot piece of copper wire produces a resistance of 0.03 ohm. Use the constant of proportionality k = 5.73 × 10−8 ohm · foot to find the diameter of the wire. (Convert to inches and round your answer to three decimal places.)The present age of Raju’s father is twice that if raju after 10 years the sum of their ages would be 80 years find their
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Answer 1

Answer:

the foot of the wire is pointed and has sharp ends