A cylindrical resistor of length a, circular cross-sectional area of radius a, and resistivity p=3.5×10-5 Q.m is connected to a battery of ɛ=3 V. Find the current density J (in 106 A/m2) through the resistor if a=2.00 cm.
A cylindrical resistor of length a, circular cross-sectional area of radius a, and resistivity p=3.5×10-5 Q.m is connected to a battery of ɛ=3 V. Find the current density J (in 106 A/m2) through the resistor if a=2.00 cm.
Chapter9: Current And Resistance
Section: Chapter Questions
Problem 28P: An aluminum wire 1.628 mm in diameter (14-gauge) carries a current of 3.00 amps, (a) What is the...
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