nbfeatherston nbfeatherston

25-02-2019
Chemistry

contestada

the efficiency of a machine is always less than 100% because

Respuesta :

Lillin22 Lillin22

25-02-2019

Energy is always lost somehow, like sound or heat. Therefore, a machine can't be 100% efficient because some energy is always lost.

Answer Link

Otras preguntas

Jen has a circular dining table with a diameter of 4 feet. She buys a circular table cloth with a radius of 3 feet. Approximately what are of cloth will hang ov

identifying the writers point of view is important because it helps to___.

One study estimates that that 2,182,300,000,000 text messages were sent in the US in 2012. The US population in 2012 was 314,000,000. On average, how many text

PLZ PLZ HELP!!!!!! The expression cos(A+pi) - sin(A + pi) can be simplified to a) sin(A) - cos(A) b) sin(A) + cos(A) c) cos(A)- sin(A) d) -sin(A) - cos(A)

Congressman Allan Derulo was elected as a representative to a state’s 41st district in November of 2010. If he wishes to serve again, when must he win re-electi

Members of Porifera are diploblastic. Which statement clarifies this.

Relate the properties of sound to everyday experiences

Which document creates three branches of government and is the supreme law of the United States? A. Articles of Confederation B. Bill of Rights C. Declaratio

Why was the Cleveland Massacre significant in the formation of Standard Oil?

In a restaurant, Chad tracked the number of children and adults that came in over an hour. During that time, 12 children and 30 adults came in the restaurant.