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Author Question: A 230000 V-rms powerline carries an average power Pavg = 250 MW a distance of 200 km. If the total ... (Read 153 times)

schs14

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on: Jul 28, 2018
A 230000 V-rms powerline carries an average power Pavg = 250 MW a distance of 200 km. If the total resistance of the cables is 10 ohms, what is the resistive power loss?
 a. 1.0 MW
  b. 2.5 MW
  c. 5.4 MW
  d. 12 MW
  e. 10 kW

Question 2

The stellar parallax of many stars is too small to be measured. This is evidence that these stars
 a. move in very small orbits.
  b. are almost in line with the Sun.
  c. are very distant.
  d. do not move.


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lou

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

d

Answer to Question 2

c


schs14

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

ricroger

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Reply 3 on: Yesterday
Excellent

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