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A fairly efficient steam turbine engine fired by coal is used to drive an electric generator. The generator operates between 2100°C and 385°C. (a) Determine the maximum possible efficiency of the engine.
answered
Jun 5, 2022
Physics
high-school
6
votes
127k
views
G(r) = -1 - 77 g(6)=
answered
May 29, 2022
Mathematics
high-school
4
votes
173k
views
What is another name for the Piney Woods region? O Coastal Meadows O Delta O Lowlands O Southern Plain
answered
Mar 5, 2022
Social Studies
high-school
4
votes
49.0k
views
Slow cooling of magma produce
answered
Jan 27, 2022
Biology
college
3
votes
190k
views
Two parallel lines are cut by a transversal. What is the measure of 28?
answered
Jan 9, 2022
Mathematics
high-school
3
votes
213k
views
A contractor charges $50 for a service call plus $60 per hour for his work. How long will he have to work to earn $350?
answered
Dec 25, 2021
Mathematics
high-school
3
votes
120k
views
The tilt always leans toward the Sun. It takes 365 days for Earth to rotate one time. So when we are on the side toward the Sun, it is summer. When we are on the side away from the Sun, it is winter is
answered
Dec 11, 2021
Chemistry
high-school
4
votes
51.4k
views
Last week Amy ran 15 miles more than anjali amy ran 22 miles how many miles did Anjali run
answered
Nov 28, 2021
Mathematics
high-school
0
votes
188k
views
Marci hiked 15 miles from Park Headquarters to Blue Lake in 5 hours. What was her average speed?
answered
Oct 19, 2021
Mathematics
middle-school
5
votes
191k
views
Escribe una frase completa sobre el cuento "Estoy Loco por ti, Lupita" - I need more help. Please go to comments if you can help me more
answered
Aug 7, 2021
Spanish
high-school
6
votes
105k
views
What role does the Constitution and its amendments play in ensuring that the United States has the rule of law?
answered
May 9, 2021
History
college
6
votes
216k
views
What means corona virus
answered
Apr 10, 2021
English
high-school
3
votes
62.8k
views
Which of the following sentences uses the word se in the passive voice? O A. Mi padre se viste antes de desayunar. O B. El camarero se lo trajo a ella. O C. Ella se lo pondría. O D. Se dice que hay más
answered
Mar 29, 2021
Spanish
middle-school
4
votes
103k
views
Electricity is the __of charged particles A movement B collection C build up
answered
Feb 25, 2021
Mathematics
middle-school
5
votes
230k
views
It takes one day for a builder to dig a 2m by 2m by 2m hole. How long does it take 3 builders working at the same rate to dig a 4m by 4m by 4m hole? (please include the solution)
answered
Feb 13, 2021
Mathematics
high-school
0
votes
161k
views
besides raising revenue, what is another important use of excise taxes? a. increasing traffic fines b. eliminating corruption in many corporations c. encouraging the use of agricultural products d. discouraging
answered
Feb 5, 2021
Business
high-school
2
votes
23.8k
views
How does Grendel’s raiding affect the socio-politicoeconomic structure of Hrothgars kingdom? How does the nearby king react? Answer fast please!!!!
answered
Jan 21, 2021
English
high-school
5
votes
193k
views
A yoga instructor entered into a valid written contract with a builder to construct a large yoga studio on some land she owned outside of town. She agreed to pay the builder $150,000 upon completion of
answered
Oct 24, 2020
Social Studies
high-school
2
votes
108k
views
What was the fate of the warship Philadelphia?
answered
Oct 2, 2020
Social Studies
middle-school
5
votes
192k
views
Explain how the extension of the right to vote in the early 1800s gave the people more voice in their government.
answered
Sep 17, 2020
Social Studies
middle-school
4
votes
123k
views
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