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Author Question: If the average wind speed for 24 hours is 15 mph at one site, but 10 mph for 12 hours and then 20 ... (Read 76 times)

james

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  • Posts: 573
on: Jul 28, 2018
If the average wind speed for 24 hours is 15 mph at one site, but 10 mph for 12 hours and then 20 mph for 12 hours at another site, how much output can be expected from the same turbine situated at the first site compared to the second site?
 a. three-quarters
  b. half
  c. one quarter
  d. one eighth
  e. same, since the average wind speeds are the same

Question 2

A hornet circles around a pop can at increasing speed while flying 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, backwards and outwards.


cassie_ragen

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  • Posts: 347
Reply #1 on: Jul 28, 2018
Answer to Question 1

a
CHAPTERS 13, 14, 15 AND 16 NUCLEAR

Answer to Question 2

E


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