How Much Current Will Flow Through a 40 ${ m }$

question 4

Multiple Choice

How much current will flow through a 40.0 - ${ m }$ length of metal wire with a radius of $0.0 \mathrm {~mm}$ if it is connected to a power source supplying $16.0 \mathrm {~V} ?$ The resistivity of the metal is 1.68 × 10^-8 Ω ∙ m.

• A) 0 A
• B) 0 x 10⁸ A
• C) 0 nA

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