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Two wires A and B are made of copper. The wire A is long and thin, while the wire B is short and thick. Which will have more specific resistance? - Physics

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Question

Two wires A and B are made of copper. The wire A is long and thin, while the wire B is short and thick. Which will have more specific resistance?

One Line Answer

Solution

Specific resistance depends on the material of the wire and not its dimensions. Hence, both the wires will have the same specific resistance.

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Electrical Resistivity and Electrical Conductivity
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Chapter 8: Current Electricity - Exercise 8 (A) 1 [Page 186]

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Selina Physics [English] Class 10 ICSE
Chapter 8 Current Electricity
Exercise 8 (A) 1 | Q 25.2 | Page 186
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