COMMAND

PROTOCOL

OPERATIONS

INITIALIZING

© Dr. Steve Rapp

Example
Problem

Ricky
is mowing the lawn with a push-type mower. He holds the handle of the mower at an angle of 60 o and exerts a force of 255 N on the handle as he mows. How
much work does Ricky do if he mows
a for a distance of 30 m?

W =
Fd cos 0 = 255 N (30 m) (cos 60) =

3.83 x 103 J