27. Resistors & DC Circuits
Resistors and Ohm's Law
27. Resistors & DC Circuits Resistors and Ohm's Law
14PRACTICE PROBLEM
A 3.0 m long wire with a radius of 1.0 mm is made of a material with a conductivity of 6.2 x 107 Ω-1m-1. A current of 2.5 A flows through the wire. Determine i) the wire's conductance and ii) the potential drop across the wire.
A 3.0 m long wire with a radius of 1.0 mm is made of a material with a conductivity of 6.2 x 107 Ω-1m-1. A current of 2.5 A flows through the wire. Determine i) the wire's conductance and ii) the potential drop across the wire.