gomezlisette912 gomezlisette912

22-10-2021
Physics

contestada

The input work on pulley system is 75J. If the pulley system is 84 percent efficient, then what is the output work from the pulley system?

Respuesta :

tonystark2334 tonystark2334

22-10-2021

Answer: 63 J

Explanation: The effiency () of a machine is given by the ratio between the output work and the input work :

Where:

Isolating :

Finally:

Answer Link

Otras preguntas

which of these happened when the united states dropped the first atomic bomb ?A. the formation of the iron curtain was announcedB. soviets promised to declare w

why are average temperatures higher at the equator than near the poles?

Isabella is solving the equation 4x2 = 13x – 3 with the quadratic formula.* What values should she use for a, b, and c?

How is a colony different from other places in which people settle?

Polygons abcd and efgh are similar.explain what this mean?

what kind of energy source makes waste materials that are hardest to get rid of

Does anyone know how to do this? the solubility of barium carbonate, BaCO3, is 0.0100 g/L. Its molar mass is 197.3 g/mol. What is the Ksp of barium carbonate?

Find the area of a circle with a diameter of 6m?

Certificates of indebtedness sold to raise long-term funds for a corporation or government agency are known as _____

what causes a nebula to collapse?