Homework Statement
The 2kg head of an axe is moving at 60m/sec when it strikes a log. If the blade of an axe penetrates a 20mm into the log, find the average force it exerts.
m= 2kg
V= 60m/sec
d= 20mm or 0.02m
Homework Equations
F= pFINAL - pINITIAL / time
t= d/v
The Attempt...