Calculate the resistance of copper wire 1.0 km long and 0.50 mm diameter if the resistivity of a copper is 1.7×10raise to -8ohm m
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it would be four times the answer as I forget to change the diameter so the answer would be86.4 I have converted length and radius into m and then solved it
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harshitakssharm:
But it's answer is 86.5 ohm
I had just misplaced the decimal point
I have corrected it
Yah!!! Thanks
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