A Circuit Consists of a Copper Wire of Length 10

question 28

Multiple Choice

A circuit consists of a copper wire of length 10 m and radius 1 mm.The wire is connected to a 10-V battery.An aluminum wire of radius 0.50 mm is connected to the same battery and dissipates the same amount of power.What is the length of the aluminum wire?

• A)5.00 m
• B)2.50 m
• C)1.87 m
• D)1.52 m
• E)3.74 m