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Factors Affecting Resistance & How They Affect

If resistance...

Question

If resistance of sorting of a wire is 1 ohm then the resistance of a similar nichrome wire will be about:?
Please provide me with an answer

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Solution

60 ohms because the resistivity of a nichrome is about 60 times more than the resistivity of copper

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Similar questions

Q. If the resistance of a certain copper wire is 1 Ω, then the resistance of a similar nichrome wire will be about:

(a) 25 Ω
(b) 30 Ω
(c) 60 Ω
(d) 45 Ω

Q. What must be the length of the nichrome wire of resistance 4.5(ohm) if length of a similar wire is 60 cm and resistance 2.5(ohm)?

Q. The resistance of a

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if we reduce the length of the wire to

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Q. A copper wire and a Nichrome wire were found to have the same resistance.
(a) Will the two wires have the same resistivity also? Justify your answer.
(b) Give an example of a pure metal having high resistivity.
(c) What is the unit of resistivity?

Q. Resistance of a wire is r ohm. The wire taken is double its length, then its intial resistance in ohm will be

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