Two pieces of copper wire have the same length, but wire A has square cross section of side s, whereas wire B has circular cross section of diameter s. Which of the following is TRUE? A. The resistivity of both wires is the same B. The resistance of both wires is the same C. The resistance of wire A is greater than B D. The resistance of wire B is greater than A
Two pieces of copper wire have the same length, but wire A has square cross section of side s, whereas wire B has circular cross section of diameter s. Which of the following is TRUE? A. The resistivity of both wires is the same B. The resistance of both wires is the same C. The resistance of wire A is greater than B D. The resistance of wire B is greater than A
Chapter9: Current And Resistance
Section: Chapter Questions
Problem 71AP: A nichrome rod that is 3.00 mm long with a cross sectional area of 1.00 mm2 is used for a digital...
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Two pieces of copper wire have the same length, but wire A has square cross section of side s, whereas wire B has circular cross section of diameter s. Which of the following is TRUE?
A. The resistivity of both wires is the same
B. The resistance of both wires is the same
C. The resistance of wire A is greater than B
D. The resistance of wire B is greater than A
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