10. The tub of a washer goes into its spin-dry cycle, starting 18. A race car stans from rest on a circular [tack of radius from rest and reaching an angular speed of 5.0 rev/s in 400 m. The car's speed increases at the constant rate of 8.0 5. At this point, the person doing the laundry opens 0.5001'11/52. Al the point where the magnitudes of [he the lid, and a safety switch turns off the washer. The tub centripetal and tangential accelerations are equal, deter slows to rest in 12.0 5. Through how many revolutions does mine (a) the speed of the race can (b) the distance trav- the tub turn during the entire 205 interval? Assume con clad, and (c) the elapsed time. stant angular acceleration while it is starting and stopping