Which of the following statements defines c..

Question 1 Report

Which of the following statements defines correctly the efficiency of a machine?

the load carried by the machine divided by effort required in carrying the load

the distance moved by the load divided by the distance moved by the effort

the useful work done by the machine divided by the total work put into the machine

the movement of the load divided by the movement of the effort about the same point

the temperature at the end of the application of the machine divided by the initial temperature