Jamieandej Jamieandej

02-02-2020
Physics

contestada

An engine has an actual efficiency of 0.150. If you put 5200 J of heat into the engine, how much heat will be rejected into the air?

Respuesta :

Tanjina26 Tanjina26

02-02-2020

Answer:

4420J

Explanation:

1) 0.15=useful energy / 5200

2) useful energy = 0.15 × 5200 = 780

3) wasted energy = total energy - useful = 5200 - 780 = 4420J

Answer Link

Otras preguntas

9:6 in simplest from

Which value is furthest from 0 on the number line? a. 30 b. -31 c. 30.5 d. -31.5

How do the chromosomes at the end of meiosis I compare with the chromosomes at the end of meiosis II? 1Points A Chromosomes have one chromatid at the end of bo

What number represents the same amount as 7 7 hundreds + + 0 0 tens + + 1 0 0 100 ones?

Name the 3 continents and oceans in the world and describe it Name 1 special planet which is not there

Can a falling object reach terminal velocity in outer space? Explain.

How many bugs with wings did students H, Q, and B find? 34 48 23 50?

he worked ---- and was promoted in two years a) hardly b) diligentlyc) lethargically d) lazily

explain the key issue dividing Mugwumps, Halfbreeds, and Stalwarts

a machine makes 300 boxes in 15 minutes find the unit rate in boxes per hour