Your roommate is working on his bicycle and has the bike upside down. He spins the 50.0 -diameter wheel, and you notice that a pebble stuck in the tread goes by three times every second. What is the speed and acceleration of the pebble?

Question

anonymous · Answer

r=25
omega=3 rev/s
(is this what you mean?)

anonymous · Answer

im not sure... i just typed the question in here as it was on my assignment :( whats omega?

anonymous · Answer

angular velocity

anonymous · Answer

oh yea! :] thats right