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If you wanted to
reduce the resistance
in a circuit, what
should you do?
A. increase the length of the wire
B. replace a steel wire with a copper wire
C. replace a wide wire with a thin wire

If you wanted to reduce the resistance in a circuit what should you do A increase the length of the wire B replace a steel wire with a copper wire C replace a w class=

Respuesta :

Answer:

Option C

Explanation:

According to the formula

  • [tex]\\ \boxed{\sf R=\rho\dfrac{\ell}{A}}[/tex]

So

If we use wide wire we increase the area of cross section so resistance decreases

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