An ac generator provides emf to a resistive load in a remote factory over a two-cable transmission line. At the factory a step-down transformer reduces the voltage from its (rms) transmission value V+ to a much lower value that is safe and convenient for use in the factory. The transmission line resistance is 0.49 Q/cable, and the power of the generator is 281 kW. If V+= 96 kV, what are (a) the voltage decrease AV along the transmission line and (b) the rate Pd at which energy is dissipated in the line as thermal energy? If V₁ = 11 KV, what are (c) AV and (d) Pd? If V₁ = 0.91 kV, what are (e) AV and (f) Pd? (a) Number i Units v (b) Number i Units W (c) Number i Units V (d) Number i Units W (e) Number i Units kV (f) Number Units kW > >
An ac generator provides emf to a resistive load in a remote factory over a two-cable transmission line. At the factory a step-down transformer reduces the voltage from its (rms) transmission value V+ to a much lower value that is safe and convenient for use in the factory. The transmission line resistance is 0.49 Q/cable, and the power of the generator is 281 kW. If V+= 96 kV, what are (a) the voltage decrease AV along the transmission line and (b) the rate Pd at which energy is dissipated in the line as thermal energy? If V₁ = 11 KV, what are (c) AV and (d) Pd? If V₁ = 0.91 kV, what are (e) AV and (f) Pd? (a) Number i Units v (b) Number i Units W (c) Number i Units V (d) Number i Units W (e) Number i Units kV (f) Number Units kW > >
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:An ac generator provides emf to a resistive load in a remote factory over a two-cable transmission line. At the factory a step-down
transformer reduces the voltage from its (rms) transmission value V+ to a much lower value that is safe and convenient for use in the
factory. The transmission line resistance is 0.49 Q/cable, and the power of the generator is 281 kW. If V+= 96 kV, what are (a) the
voltage decrease AV along the transmission line and (b) the rate Pd at which energy is dissipated in the line as thermal energy? If V₁ = 11
KV, what are (c) AV and (d) Pd? If V₁ = 0.91 kV, what are (e) AV and (f) Pd?
(a) Number
i
Units
v
(b) Number i
Units
W
(c) Number i
Units
V
(d) Number
i
Units
W
(e) Number
i
Units
kV
(f) Number
Units
kW
>
>
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