mbhtkn4508 mbhtkn4508
  • 02-10-2017
  • Physics
contestada

When the useful energy output of a simple machine is 100 j, and the total energy input is 200 j, the efficiency is _______?

Respuesta :

Mstief Mstief
  • 03-10-2017
the energy doubled, so (200J/100J)100=200%
Answer Link

Otras preguntas

Read these lines from the passage, "I should think this is about the place," he said. "What place?" asked his companion. "The place where the poor fellow was ki
Factor 24s + 8t. Write your answer as a product with a whole number greater than 1. answer = 8(3s + t)
How do sporangiospore differ from zoospores
How is one metre length define in SI system?​
Which of the following foods are super hydrating? A. toast B. eggs C. roast beef D. cucumber
A store is going out of business and marks all prices at 85% off. Is there a proportional relationship between the original price of an item and its price after
Solve this with the Factoring Formula: 2x² - 4x - 2 = 0 Show Your Work!!!
Which of the following has mechanical energy? Car battery Compressed spring Glowing incandescent lightbulb Nucleus of uranium atom
who's Issac Newton ? ​
do you think Laurie knew the four sister's well?Give reason for your answer ​