Asked by Beemnet ameha

A frictionless inclined plane of inclination 53 degree is used as a machine.what is the efficiency of the machine?
Answered by Damon
If it is frictionless, the effciency is 100%
Answered by noah
A frictionless inclined plane of inclination 53 degree is used as a machine.what is the efficiency of the machine? take sin 53degree=0.8 and cos 53degree=0.