Distance is multiplicd in a machinc. MA =
cffort arm length
load arm length
MA =
input distance
output distance
measured
actual MA =
force
output
measured input force
For each problem below, determine which equation you need to use, and solve the
problem. Be sure to show your work.
1. A baseball player swings her bat and hits a baseball. The player's hands move a distance
of 1.0 m while the end of the bat moves 1.5 m. What is the mechanical advantage of
the bat?