Question

3) LA B<1
17. A ring-type flywheel of mass 100 kg and
300
diameter 2m is rotating at the rate of
revolutions per minute then
1) The moment of inertia of the flywheel
about its own axis is 100 kg m-
2) The kinetic energy of rotation of the
flywheel is 5 kJ
3) The flywheel, if subjected to a retarding
torque of 200 Nm will come to rest in 5s
+) All of these​

Answer 1

Answer:

3) The flywheel,if subjected to a retarding torque of 200Nm will come to rest in 5s