I’m stuck with part B and C A copper wire of radius a = 0.172 mm has an aluminum jacket of outer radius b = 0.231 mm. There is a current i = 1.58 A in thecomposite wire. Take the resistivity for copper and aluminum to be 1.69 × 10*ºO-m and 2.75 × 10³Q-m. Calculate the current in (a) thecopper and (b) the aluminum. (c) If a potential difference V = 10.4 V between the ends maintains the current, what is the length inmeters of the composite wire?(a) Number1.05e+0Units(b) Numberi5.10e-1UnitsA(c) Numberi5.44e+1Unitsm

Data Given , Inner Radius of the wire ( a ) = 0.172 mm = 0.172 × 10-3 m Outer Radius of wire ( b )…

A copper wire of radius a = 0.172 mm has an aluminum jacket of outer radius b = 0.231 mm. There is a current i = 1.58 A in the composite wire. Take the resistivity for copper and aluminum to be 1.69 × 10"O-m and 2.75 x 10®Q-m. Calculate the current in (a) the copper and (b) the aluminum. (c) If a potential difference V = 10.4 V between the ends maintains the current, what is the length in meters of the composite wire? (a) Number 1.05e+0 Units A (b) Number i 5.10e-1 Units Number 5.44e+1 Units

A copper wire of radius a = 0.172 mm has an aluminum jacket of outer radius b = 0.231 mm. There is a current i = 1.58 A in the composite wire. Take the resistivity for copper and aluminum to be 1.69 × 10"O-m and 2.75 x 10®Q-m. Calculate the current in (a) the copper and (b) the aluminum. (c) If a potential difference V = 10.4 V between the ends maintains the current, what is the length in meters of the composite wire? (a) Number 1.05e+0 Units A (b) Number i 5.10e-1 Units Number 5.44e+1 Units

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter12: Electronic Control Devices

Section: Chapter Questions

Problem 14RQ

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Question

I’m stuck with part B and C

A copper wire of radius a = 0.172 mm has an aluminum jacket of outer radius b = 0.231 mm. There is a current i = 1.58 A in the
composite wire. Take the resistivity for copper and aluminum to be 1.69 × 10*ºO-m and 2.75 × 10³Q-m. Calculate the current in (a) the
copper and (b) the aluminum. (c) If a potential difference V = 10.4 V between the ends maintains the current, what is the length in
meters of the composite wire?
(a) Number
1.05e+0
Units
(b) Number
i
5.10e-1
Units
A
(c) Number
i
5.44e+1
Units
m

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