subject

Physics, 23.08.2019 02:20 paytonrules3634

Aheat engine has a maximum possible efficiency of 0.780. if it operates between a deep lake with a constant temperature of-24.8°c, what is the temperature of the hot reservoir (in kelvins)?

ansver

Answers: 3

Show answers

Another question on Physics

question

Physics, 21.06.2019 20:30

Which of the following is a source of heat for magma formation? magma plumes in the continental crust friction due to divergence friction due to subduction magma plumes in the oceanic crust

Answers: 1

question

Physics, 22.06.2019 07:40

Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?

Answers: 3

question

Physics, 22.06.2019 14:00

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration

Answers: 1

question

Physics, 22.06.2019 15:00

Sodium chloride, nacl, is formed when a sodium atom transfers its electron to a chlorine atom. the difference in charge between the two atoms creates a(n) attraction that bonds them together.

Answers: 1

You know the right answer?

Aheat engine has a maximum possible efficiency of 0.780. if it operates between a deep lake with a c...

Questions

question

English, 01.10.2019 08:50

"advertisements everywhere, i haven't time to think without some local merchant selling me the kitchen sink." which rhetorical device is used in these...

question

Mathematics, 01.10.2019 08:50

If k(x) = b x and k(a) = 0.2, which option below gives the value of k(–3a)?...

question

Chemistry, 01.10.2019 08:50

Is can neutralize a base a chemical or physical property...

question

Mathematics, 01.10.2019 08:50

What is the quotient of the synthetic division problem below written in polynomial form?

question

Mathematics, 01.10.2019 08:50

What is the area of the hexagon below? 12 m2 18 in2 24 in2 48 in2...

question

History, 01.10.2019 08:50

What crowd response does brutus try to create? the answer is c actually in julius caesar its a mob mentality...

question

Social Studies, 01.10.2019 08:50

What is the goal of the european union? become like the united states become like the soviet union eliminate the united nations become stronger than...

question

Mathematics, 01.10.2019 08:50

Casandra is traning for a 10 mile race. on the first day of training she runs 4 miles, each day after that she adds on 0.5 mile . on what day will cas...

question

Physics, 01.10.2019 08:50

There are over confirmed extra-solar (exo) planets. a)100,000 b) 1,000 c) 100 d) 10,000 (sorry if it isn't...

question

Mathematics, 01.10.2019 08:50

You borrow $600.you pay 5% interest compounded annually. how much do you owe at the end of 4 years?...

question

Mathematics, 01.10.2019 08:50

Based on a poll of 200 citizens, a community action group claims that 40% of the population is in favor of a curfew for children under 18 on weekday n...

question

English, 01.10.2019 08:50

What is the mostly reason "the monk's tale" is full of parables...

question

Social Studies, 01.10.2019 08:50

The "first nations" people came to canada before the english established towns in canada after english explorers came to canada with many people from...

question

Mathematics, 01.10.2019 08:50

The area of triangle lmn is 45 in². what is the area of the parallelogram lmno? a.45 in² b. 90 in² c. 135 in² d.180 in²...

question

Mathematics, 01.10.2019 08:50

Tom built a backyard pen for his new puppy. the length of the pen is 6 1/4 meters and the width was 5 meters. what is the area of the pen?...

question

English, 01.10.2019 08:50

Identify the sentence which uses quotation marks correctly. a) hanna said, “hailey asked," "will this mouse work on my computer? " b) han...

question

Social Studies, 01.10.2019 08:50

Social learning theory suggests that four sub-processes are believed to govern skill acquisition. these are:...

question

Mathematics, 01.10.2019 08:50

If i put $300 in an account that earns 5.5% compounded yearly, how much will there be in the account at the end of 21 years...

question

Mathematics, 01.10.2019 08:50

Asurvey of a group of seventh graders and a group of teachers at a local middle school asked how many siblings they each have. the dot plots below sho...

question

Mathematics, 01.10.2019 08:50

Systems of equations - elimination method 2x-y=17 x-y=10...

More questions: Physics Another questions

Questions on the website: 13722363