jerry7264 jerry7264
  • 22-09-2022
  • Physics
contestada

A mains operated motor raises an 1250, k, g,1250kg car to a height of 1, point, 7, m,1.7m. The electrical work done by the mains supply is 30000, J,30000J. Calculate the efficiency as a percentage to the nearest percent. g, equals, 10, N, slash, k, g,g=10N/kg

Respuesta :

Otras preguntas

Eddie was reading a novel for english class . he read 173 out of 480 pages . about what percent of the book has eddie read ?
what is a zebra crossing​
What characteristics do all of the outer planets share? a They have rocky surfaces b They are larger than the sun c They all have rings d They are all compo
Lucid Lighting uses a predetermined overhead rate based on machine-hours to apply manufacturing overhead to jobs. Lucid has provided the following estimated cos
When carbohydrate is metabolized without oxygen, it is called what?
Which pair shows equivalent expressions? 2x+10=-2(x-5) O -2(x+5)=2x-10 O-2x-10--2(x+5) -2(x-5)=-2x-10CHOOSE.ONE​
Khaled said the North star is special because it appears all over the world and its changes position. a. false b.true
if anyone knows the answer and is 100 percent positive can you please help me :( very important test !
Please help with this French
Which island is older Kauai or Maui