**Problem 9: Electric Power Transmission**An electric power station operates at 35 kV and uses a 10:1 step-up ideal transformer, producing 34 MW (Mega-Watt) of power. This power must be transmitted to a major city located 300 km away, with only a 2.5% loss permitted. The transmission lines consist of two copper wires, each with a resistivity of \(1.72 \times 10^{-8} \, \Omega \cdot \text{m}\). Determine the diameter of the wires required.**Answer Box:**[_________] cm---This problem involves power transmission over long distances and requires calculating the appropriate diameter of conductor wires. It combines principles of electricity, such as resistivity and power loss, with practical applications in electrical engineering.

Answered: Image /qna-images/answer/25856d1a-22d7-471f-b20f-518473c1dce9.jpg

9. An electric power station that operates at 35 kV and uses a 10:1 step-up ideal transformer is producing 34 MW (Mega- Watt) of power that is to be sent to a big city which is located 300 km away with only 2.5% loss. Each of the two wires are made of copper (resistivity = 1.72 x 10-8 2.m). What is the diameter of the wires? cm

9. An electric power station that operates at 35 kV and uses a 10:1 step-up ideal transformer is producing 34 MW (Mega- Watt) of power that is to be sent to a big city which is located 300 km away with only 2.5% loss. Each of the two wires are made of copper (resistivity = 1.72 x 10-8 2.m). What is the diameter of the wires? cm

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 9: Electric Power Transmission**

An electric power station operates at 35 kV and uses a 10:1 step-up ideal transformer, producing 34 MW (Mega-Watt) of power. This power must be transmitted to a major city located 300 km away, with only a 2.5% loss permitted. The transmission lines consist of two copper wires, each with a resistivity of \(1.72 \times 10^{-8} \, \Omega \cdot \text{m}\). Determine the diameter of the wires required.

**Answer Box:**

[_________] cm

---

This problem involves power transmission over long distances and requires calculating the appropriate diameter of conductor wires. It combines principles of electricity, such as resistivity and power loss, with practical applications in electrical engineering.

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