subject

Physics, 26.07.2021 14:50 woodpeckerdeejpe8wvh

Is there any machine that is 100% efficient? why?why not

ansver

Answers: 2

Show answers

Another question on Physics

question

Physics, 22.06.2019 08:30

Brutus, the dog, is pulling a bone to the left with a force of 20 n. lassie, another dog, is pulling a bone to the right with a force of 18n. what is the net force? a. b. c.

Answers: 1

question

Physics, 22.06.2019 17:00

Since the energy was not raising the temperature of the water during these segments, what was the energy used to do instead? your answer must include an explanation of what is happening to the molecules.

Answers: 3

question

Physics, 22.06.2019 19:00

Matter that emits no light at any wavelength is called

Answers: 2

question

Physics, 22.06.2019 19:00

The law of reflection states that the angle of reflection is equal to the angle of

Answers: 1

You know the right answer?

Is there any machine that is 100% efficient? why?why not...

Questions

question

History, 28.01.2021 02:50

Do you think it is impossible to control properties of a magnet ?...

question

Medicine, 28.01.2021 02:50

Psychology: An example of a hidden variable would be: A. hindsight bias. B. infants drink more milk than adults. C. bald people who wear...

question

History, 28.01.2021 02:50

Can someone help me take this test ...

question

Social Studies, 28.01.2021 02:50

Which best describes why it is important for a scientist to use the metric system when recording data?...

question

History, 28.01.2021 02:50

What happens to most of the prisoners who cannot keep up on the march? (A) They are left behind. (B) They are shot immediately. (C) They...

question

Mathematics, 28.01.2021 02:50

A grocery store sells a trail mix with cashews and peanuts. In the mix, there should be 5 ounces of peanuts for every 3 ounces of cashews. Currently,...

question

Mathematics, 28.01.2021 02:50

Diane is making chair covers to sell. She has a bolt of fabric that is 20 yards long. If each chair requires 3 2/5 yards of fabric, how many chair cov...

question

Chemistry, 28.01.2021 02:50

In the empty boxes, provide any missing starting materials, reagents or productsto complete the transformationsas described in the equations below. If...

question

History, 28.01.2021 02:50

What was happening to create such a strong movement in 1971?...

question

Chemistry, 28.01.2021 02:50

Which extinction factors do you think cause the most extinctions? Why?...

question

Chemistry, 28.01.2021 02:50

The flow of matter through the carbon and nitrogen cycle can be disrupted! The video clip explained an example in both the carbon and nitrogen cycle....

question

Mathematics, 28.01.2021 02:50

Given that TS is a midsegment of PQR, find x A. 5 B.9 C.10 D.13

question

History, 28.01.2021 02:50

In what areas of the world did the US gain influence as a result of the Spanish-American War? Europe and Asia the Americas and Africa Asia and the Ame...

question

Mathematics, 28.01.2021 02:50

Is 9 a reasonable estimate of 9 11/16?...

question

English, 28.01.2021 02:50

Can someone help me please. ...

question

Mathematics, 28.01.2021 02:50

Brian invests £1900 into his bank account. He receives 4.5% per year compound interest. How much will Brian have after 7 years? Give yo...

question

Mathematics, 28.01.2021 02:50

Use the given features to sketch a linear graph. A. The x-intercept is -2. The y-intercept is 4. The function is increasing for all values of x...

question

Chemistry, 28.01.2021 02:50

What two factors contribute to the formation of deep sea currents?...

question

Mathematics, 28.01.2021 02:50

Explain how the unit rate and slope of a proportional relationship are related to each other...

question

Biology, 28.01.2021 02:50

PLEASE HELP A vase is sitting on a table. What, if any, forces are acting on the vase? (If there are forces acting on the vase, include what d...

More questions: Physics Another questions

Questions on the website: 13722366