« previous next »

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 37 times)

anjilletteb

  • Hero Member
  • *****
  • Posts: 569
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

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 29, 2018
Answer to Question 1

c

Answer to Question 2

d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

The water cycle. The water cycle.
Mass Exchange Between Close Binary Stars Mass Exchange Between Close Binary Stars
Preserve Your Vitamins! Cook your vegetables in a small amount of water Preserve Your Vitamins! Cook your vegetables in a small amount of water
Elephant herd drinking at water hole. Botswana Elephant herd drinking at water hole. Botswana
What is the mass of BaCl2 in a 0.250 L bottle of 0.200 M BaCl2? What is the mass of BaCl2 in a 0.250 L bottle of 0.200 M BaCl2?
Storm water charge Storm water charge
Video: Contraction and Relaxation Animation

For a complete list of videos, visit our video library