so i guess i would be assuming acceleration is constant get it from α then
(.49)74-.49(Ffric)=Iα
are the radial force and the friction both part of the x dimension? they just get separate equations so
-ukn = ma and n = (v^2)/(r)*m-74
Homework Statement
Hey guy's I am kind of struggling with this i would appreciate any help
A potter's wheel having a radius 0.49 m and a moment of inertia of 12.1 kg · m2 is rotating freely at 52 rev/min. The potter can stop the wheel in 6.0 s by pressing a wet rag against the rim and...
Homework Statement
A bullet is shot straight up into the air. It reaches a maximum height at h = 612 m.
Find an expression for the initial speed of the ball.
Using your previous results find a numeric time for the total flight time, t until the ball reaches the ground.
Homework...