Gucci8119 Gucci8119

02-07-2021
Physics

contestada

A heat engine exhausts 3 000 J of heat while performing 1 500 J of useful work. What is the efficiency of the engine

Respuesta :

mwabamwaba2004 mwabamwaba2004

02-07-2021

efficiency=work output/work input×100

since it exhausts(use up)3000j of heat that's the work input and the 1500j is the work input

efficiency=1500/3000×100

=50%

Answer Link

Otras preguntas

The phase change in which a substance changes from a solid to a liquid is a. freezing. b. melting. c. sublimation. d. condensation.

¿cual seria su significado en un instructivo para armar un velero a escala?

a truck can be rented from company A for $120 a day plus $0.40 per mile. Company B charges $70 a day plus $0.50 per mile to rent the same truck. Find the number

Would a psychopath be considered someone with a mental illness?

Mary Wollstonecraft believed that women should have equal rights in all of the following areas of life, except a. politics. c. economics. b. education. d. d

The Stamp Act was a tax on all of the following EXCEPT a. postage stamps. b. playing cards. c. newspapers. d. pamphlets.

What is the name of the process that develops reproductive cells in males? oogenesis spermatogenesis fertilization polarization

A Shakespearean play that focuses on the flaws and mistakes of the protagonists is known as a

What is the common ratio of the geometric sequence 16, 24, 36, 54, ...? 1 8

Which factors are used the calculate the kinetic energy of an object? Check all that apply. gravity velocity volume mass height