A high-speed flywheel in a motor is spinning at450rpmwhen a power failure suddenly occurs. The flywheel has mass36.0kgand diameter74.0cm. The power is off for31.0s, and during this time the flywheel slows due to friction in its axle bearings. During the time the power is off, the flywheel makes 180 complete revolutions. For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of Rotation with constant angular acceleretion.

How many revolutions would the wheel have made during this time? Express your answer in revolutions.

Please typede answer