The ballistic pendulum and friction.

[leykis101]

in the ballistic pendulum. if the pendulum exerts a frictional force on the ball as the ball is brought to rest relative to the pendulum during the collision, what effect would this friction have on my results? thanks.
p.s. drink up.

 

[Doc Al]

You already have a thread open on this topic: https://www.physicsforums.com/showthread.php?t=169602