A grindstone of mass, 30 kilogram and radius 20 centimeter, starts rotating from rest and has a constant angular acceleration of 0.40 rad/s2.
a. Determine the angular displacement at t = 15 sec?
b. Determine the wheels angular velocity at t = 15 sec?
c. Determine the tangential velocity of a spot on the edge of the wheel at t = 15 sec?
d. Determine the radial acceleration of a spot on the edge of the wheel at t = 15 sec?
e. Determine the tangential acceleration of a spot on the edge of the wheel at t = 15 sec?