« 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 73 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?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Hand Washing Using Soap and Water Hand Washing Using Soap and Water
All brakes should be moistened with water or solvent to help prevent brake dust from becoming ... All brakes should be moistened with water or solvent to help prevent brake dust from becoming ...
A single overhead camshaft engine with a timing belt that also rotates the water pump. A single overhead camshaft engine with a timing belt that also rotates the water pump.
The structure of liquid water The structure of liquid water
Fat Soluble and Water Soluble Fat-soluble vitamins Fat Soluble and Water Soluble Fat-soluble vitamins
What mass of sulfur hexafluoride, SF6, has the same number of fluorine atoms as 25.0 g of ... What mass of sulfur hexafluoride, SF6, has the same number of fluorine atoms as 25.0 g of ...
Video: Acid-base imbalances - respiratory acidosis and alkalosis

For a complete list of videos, visit our video library