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Author Question: The site location for a wind turbine is especially important. If the power output goes as the cube ... (Read 25 times)

frankwu

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on: Jul 28, 2018
The site location for a wind turbine is especially important. If the power output goes as the cube of the wind velocity, then which of the following average velocities will give approximately twice as much output as a 10 mph wind?
 a. 13 b. 20 c. 30 d. 60 e. 80 mph

Question 2

A hornet circles around a pop can at constant speed once per second in a path with a 12-cm diameter. We can conclude that the hornet's wings must push on the air with force components that are
 a. straight down.
  b. down and inwards.
  c. down and outwards.
  d. down and backwards.
  e. down, inwards and backwards.


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Pariscourtney

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

a

Answer to Question 2

C


frankwu

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

pangili4

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Reply 3 on: Yesterday
Gracias!

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