subject

Physics, 28.09.2019 22:00 BakerElsie02

In a motor, the of output work to input work, expressed as a percentage, is the efficiency of the motor.

ansver

Answers: 2

Show answers

Another question on Physics

question

Physics, 21.06.2019 23:30

A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?

Answers: 3

question

Physics, 22.06.2019 06:40

Use the right-hand rule for magnetic force to determine the charge on the moving particle. this is a charge.

Answers: 1

question

Physics, 22.06.2019 17:30

Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?

Answers: 3

question

Physics, 22.06.2019 18:20

Object a has a length of 3 cm, a width of 2 cm, and a height of 4 cm. object b is dropped into a graduated cylinder. it displaces 19 ml of water. the volume of object a is: a: greater than the volume of object b b: less than the volume of object b c: equal to the volume of object b

Answers: 2

You know the right answer?

In a motor, the of output work to input work, expressed as a percentage, is the efficiency of the m...

Questions

question

Biology, 04.09.2020 22:01

Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) Has a single dorsal fin ® 5 (b) Has a double dorsal...

question

Social Studies, 04.09.2020 22:01

What most likely determined the location of Baghdad in Iraq...

question

English, 04.09.2020 22:01

What is the main goal of the Constitution as stated in the Preamble? A). To Break away from BritainB). To outline qualities of the presid...

question

Social Studies, 04.09.2020 22:01

Which of the following powers does the United States Constitution grant to the President of the United States...

question

Biology, 04.09.2020 22:01

If a hypothesis is shown to answer several different natural phenomena or supported by other evidence it can be reconsidered to be a ? a) A theory

question

Mathematics, 04.09.2020 22:01

A serving of a frozen casserole is 1/6 of a pan. If Vicky eats 1/7 of the pan, what fraction of a serving has Vicky eaten?...

question

Engineering, 04.09.2020 22:01

Code has already been provided to define a function named vectorFun that accepts a single input variable A that is a column vector of 100 random numbe...

question

Computers and Technology, 04.09.2020 22:01

List 3 differences between Citizen Kane and the other movies we've watched in class so far....

question

Health, 04.09.2020 22:01

A patient has a high-deductible consumer-driven health plan. The annual deductible is $2,500, of which $300 has been paid. After a surgical procedure...

question

History, 04.09.2020 22:01

What was the caste system? Who established it?...

question

Mathematics, 04.09.2020 22:01

Which problem can be solved using the equation shown? 2 dollars and 50 cents x minus 2 dollars = 10 dollars and 50 cents Will bought several books tha...

question

Mathematics, 04.09.2020 22:01

Daniel has 15 yards of fabric to make baby blankets. It takes 1 and 1/2 yards of fabric to make each blanket, and the expression that models the situa...

question

Mathematics, 04.09.2020 22:01

How many 1-1 functions from a set with five elements to a set with 4 elements?...

question

Social Studies, 04.09.2020 22:01

COMM 3 This Harvard commencement speech by Donovan Livingston is regarded as one of the best commemorative speeches ever delivered. What makes this sp...

question

English, 04.09.2020 22:01

How does Roosevelt's use of the "big stick metaphor in the paragraph on pages 5-6 impact his speech? It encourages cooperation by promisi...

question

History, 04.09.2020 22:01

What new technologies allowed Sumerians to master the environment of Mesopotamia?...

question

English, 04.09.2020 22:01

What does the myth attempt to explain? Check all that apply. why the Maasai herd cattle why there is rain and drought why caring for cattle can be tro...

question

Mathematics, 04.09.2020 22:01

-3(7w-3)+8w=-5(w+1) what is the value of w...

question

Engineering, 04.09.2020 22:01

Which of these statements about double clutching and shifting is true? a. If you miss a gear while up-shifting, you must bring the vehicle to a stop....

question

Business, 04.09.2020 22:01

For measuring a journal for out-of-round, measurements should be taken every degrees around the journal...

More questions: Physics Another questions

Questions on the website: 13722361