ymarzig6656 ymarzig6656
  • 16-01-2023
  • Physics
contestada

the efficiency of an electric motor is 20 %. when lifting a body 500 j of energy are wasted. what is the useful work done by the motor?

Respuesta :

Otras preguntas

How to study well for an exam ?
Which mathematical relationship best describes a graph of gravitational field strength versus distance? (one of the 3 pictures attached or none of the above?)
Solve for x: 25x2 − 36 = 0
Supposed you list the factors of a perfect square why is one factor a square root and not the other factors ?
Which regions have been the sites of genocide or a attempted genocide in the last 30 years?
Micah has been following stock ratings. He is keeping his eye on Sam's Pork Bellies, and the pattern can be modeled by a sine function. He has found it to ha
What former president believed July 2 was the correct date to celebrate American independence?
what is photonasty??
Translate the word phrase into a math expression.  nine more than five times a number                                           A. 9 > 5n B.
What digit is in the ten thousandths place of the number 43,310.60975?