Ex. 46: A flywheel in the form of a disc of mass 10 kg and radius 50 cm is rotating with a constant angular speed of 20 rad/s about an axis passing through its centre and perpendicular to its plane. Calculate the magnitude of its angular momentum and its rotational kinetic energy,

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Ex. 46: A flywheel in the form of a disc of mass
10 kg and radius 50 cm is rotating with a
constant angular speed of 20 rad/s about an axis
passing through its centre and perpendicular to
its plane. Calculate the magnitude of its
angular momentum and its rotational kinetic
energy.
511195 UE
Transcribed Image Text:Ex. 46: A flywheel in the form of a disc of mass 10 kg and radius 50 cm is rotating with a constant angular speed of 20 rad/s about an axis passing through its centre and perpendicular to its plane. Calculate the magnitude of its angular momentum and its rotational kinetic energy. 511195 UE
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