1. What current flows through a 0.50 mm diameter rod of Aluminum that is 20.0 cm long, when 22 V is applied to it?Resistance of the Aluminum rodΩCurrent flowing through the rod =AResistivity p(ohm m)1.59 x 10-8MaterialSilverCopper1.68 x10-8Copper, annealed1.72 x10Aluminum2.65 x10Tungsten5.6 x10-8Iron9.71 x10Platinum10.6 x10Manganin48.2 x10Lead22 x105

Resistance=ρLA A= π r2 = 1.96x10-7 m2 Resistance = 0.027 ohm

1. What current flows through a 0.50 mm diameter rod of Aluminum that is 20.0 cm long, when 22 V is applied to it? Resistance of the Aluminum rod = Current flowing through the rod = Resistivity p (ohm m) Material Silver 1.59 x 10-8 Copper 1.68 x10- Copper, annealed 1.72 x10 Aluminum 2.65 x10- Tungsten 5.6 x10-8 Iron 9.71 x10 Platinum 10.6 x10 Manganin 48.2 x10 Lead 22 x10

1. What current flows through a 0.50 mm diameter rod of Aluminum that is 20.0 cm long, when 22 V is applied to it? Resistance of the Aluminum rod = Current flowing through the rod = Resistivity p (ohm m) Material Silver 1.59 x 10-8 Copper 1.68 x10- Copper, annealed 1.72 x10 Aluminum 2.65 x10- Tungsten 5.6 x10-8 Iron 9.71 x10 Platinum 10.6 x10 Manganin 48.2 x10 Lead 22 x10

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 42P: What current flows through a 2.54-cm-diameter rod of Pure silicon that is 20.0 cm long, when 1.00103...

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