thundergaming643 thundergaming643

14-09-2020
Physics

contestada

what is meant by the efficiency of a machine is 80%

Respuesta :

kafleshristi2005 kafleshristi2005

14-09-2020

Answer:

It means that 80% of our effort is converted to useful whereas 20% of our effort is wasted to overcome frictional and gravitational force.

Answer Link

sanjanagautam sanjanagautam

21-05-2021

Answer:

It means that the total energy produced by the machine is 80 percent and remaining 20 percent is wasted in the term of heat deu to friction.

Hope it is helpful !

Answer Link

Otras preguntas

Help??? What is 3x+5x=67y?

What is the value of x in 15x-10= 20

A car that travels from point A to point B in four hours, and then from point B back to point A in six hours. The road between point A and point B is perfectly

1. What is the respiratory structure of a millipede? A. book lungs B. tracheal tube C. gill slits 2. what is the respiratory structure of a spider? A. gills B.

How many heart chambers does a shark have?

What is the product of (x+1) and (2x^2+3x-1)?

Tear is to sorrow as smile is to

The following statements about carbon dioxide are true EXCEPT a. It can be prepared by the action of acid on CaCO₃ b. It is used in fire extinguishers c. It d

what is the cell cycle??

Over what period of time would you expect to see large changes in mountains,canyons,and similar features of the earth?