A machine raised a load of 360 N through a distance of 200 mm. The effort, a force of 60 N moved 1.8 m during the process. Calculate efficiency at this load.

A machine raised a load of 360 N through a distance of 200 mm. The ef

1.	A machine raised a load of 360 N through a distance of 200 mm. The effort, a force of 60 N moved 1.8 m during the process. Calculate efficiency at this load.
A.	44.44%
B.	55.55%
C.	66.66%
D.	77.77%
Answer» D. 77.77%