Physics, 09.12.2021 01:30 hsjsjsjdjjd

A heat engine exhausts 8000 J of heat while performing 2700 J of useful work. What is the efficiency of this engine

Answers: 2

Show answers

Another question on Physics

Physics, 22.06.2019 07:00

The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse

Answers: 1

Answer

Physics, 22.06.2019 07:00

Oxygen and hydrogen gas are at the same temperature t.what is the ratio of kinetic energies of oxygen molecule and hydrogen molecule if oxygen is 16 times heavier than hydrogen.

Answers: 3

Answer

Physics, 22.06.2019 18:20

An object dropped from cliff falls with a constant acceleration of 10 metre per second square find its speed of two seconds after it was dropped

Answers: 2

Answer

Physics, 22.06.2019 20:20

Area around a charged object where the objects can exert a force on another charged objects is an electric

Answers: 2

Answer

You know the right answer?

A heat engine exhausts 8000 J of heat while performing 2700 J of useful work. What is the efficiency...

Questions

Mathematics, 23.09.2019 11:50

Abaseball team paid eight times as much to their ace pitcher as they paid to their shortstop. if they paid 81 million for the two salaries, what did t...

Mathematics, 23.09.2019 11:50

What is one hundred minus negative two hundred fifty?...

History, 23.09.2019 11:50

Who was daniel morgan and what role did he play in the american revolution...

History, 23.09.2019 11:50

The tigris and euphrates rivers empty into the...

Social Studies, 23.09.2019 11:50

What immediate effect will the pieds-noirs have on these native algerians' lives?...

History, 23.09.2019 11:50

Was/were established to settle disputes between the states. a the state department b the presidency c the exective branch d central courts...

English, 23.09.2019 11:50

When did you the village. a, arrive b, at arrive c , return d, reach...

Health, 23.09.2019 11:50

A32-year-old client recovering from a sickle cell crisis is to be discharged. the nurse says, âyou and all clients with sickle cell disease are at ris...

Social Studies, 23.09.2019 11:50

What is the main difference between direct and representative democracy?...

Advanced Placement (AP), 23.09.2019 11:50

True/ false: is it possible to turn extrinsic factors into intrinsic motivators....

History, 23.09.2019 11:50

People coming to town to work in factories made the towns grow slowly. true false...

Chemistry, 23.09.2019 11:50

What is the molality of a solution of water and kcl if the freezing point of the solution is –3°c? (kf = 1.86°c/m; molar mass of water = 18 g...

Physics, 23.09.2019 11:50

When you encounter a yellow light as you approach an intersection what is the safest approach to take?...

Biology, 23.09.2019 11:50

The primary language deficit shown by children with autism spectrum disorder is in the area of syntax (grammar) vocabulary (words known or used) pragm...

Mathematics, 23.09.2019 11:50

Mika wrote the table of points below. x y 0 2 3 5 6 8 which explains whether or not mika has described a proportional relationship, and why?...

Biology, 23.09.2019 11:50

Exocrine glands, smooth muscles and cardiac muscles are controlled by the a. peripheral nervous system b. somatic motor division c....

Mathematics, 23.09.2019 11:50

A47-foot-long piece of pipe is to be cut into three pieces. the second piece is three times as long as the first piece, and the third piece is two fee...

Mathematics, 23.09.2019 11:50

How did you get 3/15? what did you divide with 225?...

Biology, 23.09.2019 11:50

Which of the following describes a benefit of membership in a research community? a. several related measurements are entered into a single dat...

History, 23.09.2019 11:50

Which of the following economic systems do we have in the united states today?...

More questions: Physics Another questions