alrshi465 alrshi465
  • 08-07-2021
  • Physics
contestada

what is the efficiency of an engine that dies 288 J of work and exhausts 72 J of heat while taking 360 J of heat?

what is the efficiency of an engine that dies 288 J of work and exhausts 72 J of heat while taking 360 J of heat class=

Respuesta :

michaelboateng52
michaelboateng52 michaelboateng52
  • 08-07-2021

Answer:

80%

Explanation:

Energy Input: 360 J

Energy Output: 288 J

e= 288/360 × 100

e= 80%

Alternatively,

e= W(total)/ Q (in)

e= 288/360

e=0.8×100

e=80%

Answer Link

Otras preguntas

A single machine server that allows multiple users to access that machine simultaneously must have what type of os installed?
Tell whether the statement "All integers are rational numbers" is true or false. Explain your choice.
It took Alan six hours to make nine paintings he spent an equal amount of time making each painting how many minutes did he spend making each painting
write 0.293 in word form.
How to fill the gaps in
I love dog my is 16 weeks old how old is yours
This nazi leader was assassinated by czech rebels in 1942. reinhard heydrich adolf hitler heinrich himmler henri nuremberg user: how many people are estimated t
What are the benefits of mainting your vehicle?
can someone please help
A rectangle has dimensions of 15 centimeters long and 16 meters wide what is the area of the rectangle
good job