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Author Question: A high-voltage transmission line carries 500 A at 700 kV for a distance of 100 miles. If the ... (Read 76 times)

SGallaher96

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on: Jul 28, 2018
A high-voltage transmission line carries 500 A at 700 kV for a distance of 100 miles. If the resistance in the wire is 1 W/mile, what is the power loss due to resistive losses?
 a. 250 MW
  c. 25 MW
  b. 2.5 kW
  d. 25 kW

Question 2

An ice skater spins at 3.5 rev/s with his arms are extended. He draws his arms in and spins at 8.3 rev/s. By what factor does his moment of inertia change in the process?
 a. 2.4
  c. 0.42
  b. 0.58
  d. 0.12


mcinincha279

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

C


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SGallaher96

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Reply #2 on: Jul 28, 2018
Thanks


mcinincha279

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Reply #3 on: Jul 28, 2018
Welcome :)


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