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Author Question: The mass of 1 cubic meter of fresh water at the top of a 100 m hydroelectric dam is 1,000 kg and it ... (Read 40 times)

anjilletteb

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on: Jul 29, 2018
The mass of 1 cubic meter of fresh water at the top of a 100 m hydroelectric dam is 1,000 kg and it has a potential energy of 980,000 N. At the bottom of the dam, the speed of the moving water is
 a. 9,800 m/s. b. 1,960 m/s.
  c. 44.3 m/s. d. 98 m/s.

Question 2

The mass of 1 cubic meter of fresh water is 1,000 kg. At the top of a 100 m hydroelectric dam the potential energy of the cubic meter of water is
 a. 10,000 N. b. 98,000 N.
  c. 100,000 N. d. 980,000 N.


IAPPLET

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Reply #1 on: Jul 29, 2018
Answer to Question 1

c

Answer to Question 2

d


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