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For turbulent now the friction factor is function of (Reynolds number —surface roughness -both the Reynolds number and the surface roughness) of the pipe.
answered
Feb 26, 2020
Engineering
college
6
votes
173k
views
In an undisturbed stack of rock layers, each containing fossils of once-living organisms, where would some evidence of the most ancient life forms MOST LIKELY be found?
answered
Aug 23, 2019
Chemistry
middle-school
7
votes
5.5k
views
A starving dog might bite your hand of you were near his food. this behavior is based on _____
answered
May 27, 2019
Biology
middle-school
1
vote
186k
views
In 1913 congress passed the Federal Reserve act the purpose of this act was to
answered
Apr 25, 2019
History
middle-school
4
votes
128k
views
Martha's vineyard recently paid a $3.60 annual dividend on its common stock. this dividend increases at an average rate of 3.5% per year. the stock is currently selling for $62.10 a share. what is the
answered
Apr 17, 2019
Business
college
0
votes
198k
views
Let A and B be two events in a sample space S such that P(A)=.6 P(B)=.5 and P(A intersect B) =.2 Find A) P(A|B) B) P(B|A) Please explain how to do this! Thank you
answered
Feb 14, 2019
Mathematics
high-school
4
votes
230k
views
In order to survive all cells need to be able to?
answered
Nov 28, 2018
Biology
middle-school
6
votes
115k
views
In the diagram above, rectangles DEFG and WXYZ are similar. The ratio of the area of DEFG to WYXZ is 1:4. A student's work to find ZY is shown below. Describe and correct the error in finding ZY.
answered
Oct 28, 2018
Mathematics
high-school
2
votes
121k
views
After sabrina heard about jenny's experiment, she wanted to try something with her own cat. sabrina's cat, jasmine, tends to follow her around the house (unless she's sleeping). when sabrina feeds her,
answered
Sep 18, 2018
Social Studies
high-school
1
vote
128k
views
PLEASE HELP ME! ITS DUE TODAY!!!! :Find all values of x such that $2x^2 +9x - 5=0$ . If you find more than one value, then list your solutions in increasing order, separated by commas.
answered
Jul 26, 2018
Mathematics
middle-school
0
votes
220k
views
Pollen makes a tube to the ovary through the ____ of a flower. A. style B. anther C. stamen
answered
Jun 19, 2018
Biology
college
2
votes
95.2k
views
Which conclusion do U.S attitudes toward the Panama Canal during the 20th century support?
answered
Jun 17, 2018
History
high-school
1
vote
203k
views
Look at the cups shown below (please note that images are not drawn to scale): A cone is shown with width 2 inches and height 3 inches, and a cylinder is shown with width 2 inches and height 7 inches.
answered
May 6, 2018
Mathematics
middle-school
3
votes
225k
views
How did yankee traders and California rancheros supply one another's needs
answered
Mar 9, 2018
Social Studies
college
5
votes
216k
views
Based on the idea that only monks and priests were trained to read and write, how might medieval monks have contributed to learning in their time? They provided Bibles to peasants who otherwise could not
answered
Nov 6, 2017
History
high-school
2
votes
41.4k
views
Which is true about the Supreme Court - A) the decisions of the Supreme Court cannot be overturned B) the Supreme Court can approve presidential appointments C) the Supreme Court justices are elected to
answered
Feb 5, 2017
Social Studies
high-school
5
votes
151k
views
What is -7=3x-1 what is x and please go through the steps of solving
answered
Dec 4, 2016
Mathematics
middle-school
3
votes
232k
views
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