Problem 8: Suppose a large power plant generates electricity at 12.0 kV. Its old transformer once converted this voltage to 325 kV. The secondary coil of this transformer is being replaced so that its output can be 725 kV for more efficient cross-country transmission on upgraded transmission lines. Randomized Variables V1 325 kV V2 725 kV Part (a) If the overall power output is 1000.0 MW and line resistance is 2.00 2, what was the power loss, in watts, in the old power lines which left the plant? Part (b) If the overall power output is 1000.0 MW and line resistance is 2.00 2, what is the power loss, in watts, in the new power lines which leave the plant? Ploss.2

Problem 8: Suppose a large power plant generates electricity at 12.0 kV. Its old transformer once converted this voltage to 325 kV. The secondary coil of this transformer is being replaced so that its output can be 725 kV for more efficient cross-country transmission on upgraded transmission lines. Randomized Variables V1 325 kV V2 725 kV Part (a) If the overall power output is 1000.0 MW and line resistance is 2.00 2, what was the power loss, in watts, in the old power lines which left the plant? Part (b) If the overall power output is 1000.0 MW and line resistance is 2.00 2, what is the power loss, in watts, in the new power lines which leave the plant? Ploss.2

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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Question

Problem 8:
Suppose a large power plant generates electricity at 12.0 kV. Its old transformer once converted this voltage to
325 kV. The secondary coil of this transformer is being replaced so that its output can be 725 kV for more efficient cross-country
transmission on upgraded transmission lines.
Randomized Variables
V1 325 kV
V2 725 kV
Part (a) If the overall power output is 1000.0 MW and line resistance is 2.00 2,
what was the power loss, in watts, in the old power lines which left the plant?
Part (b) If the overall power output is 1000.0 MW and line resistance is 2.00 2,
what is the power loss, in watts, in the new power lines which leave the plant?
Ploss.2

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Suppose a large power plant generates electricity at 12.0 kV. Its old transformer once converted this voltage to 325 kV. The secondary coil of this transformer is being replaced so that its output can be 755 kV for more efficient cross-country transmission on upgraded transmission lines. V1= 325 kV V,= 755 kV (a) If the overall power output is 1000.0 MW and line resistance is 2.00 N, what was the power loss, in watts, in the old power lines which left the plant? Ploss,1 = b) If the overall power output is 1000.0 MW and line resistance is 2.00 Q, what is the power loss, in watts, in the new power lines which leave the plant? Ploss,2=