In the figure, a wheel of radius 0.326 m is mounted on a frictionless horizontal axis. The rotational inertia of the wheel about the axis is 0.264 kg.m². A massless cord wrapped around the wheel's circumference is attached to a 4.00 kg box. The system is released from rest.When the box has a kinetic energy of 3.00 J, what are (a) the wheel's rotational kinetic energy and (b) the distance the box has fallen? Assume free-fall acceleration to be equal to 9.81 m/s². (a) Number i HI (b) Number i M m Units Units <>

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In the figure, a wheel of radius 0.326 m is mounted
on a frictionless horizontal axis. The rotational
inertia of the wheel about the axis is 0.264 kg.m². A
massless cord wrapped around the wheel's
circumference is attached to a 4.00 kg box. The
system is released from rest.When the box has a
kinetic energy of 3.00 J, what are (a) the wheel's
rotational kinetic energy and (b) the distance the box
has fallen? Assume free-fall acceleration to be equal
to 9.81 m/s².
(a) Number
(b) Number
Hi
Hi
M
m
Units
Units
Transcribed Image Text:In the figure, a wheel of radius 0.326 m is mounted on a frictionless horizontal axis. The rotational inertia of the wheel about the axis is 0.264 kg.m². A massless cord wrapped around the wheel's circumference is attached to a 4.00 kg box. The system is released from rest.When the box has a kinetic energy of 3.00 J, what are (a) the wheel's rotational kinetic energy and (b) the distance the box has fallen? Assume free-fall acceleration to be equal to 9.81 m/s². (a) Number (b) Number Hi Hi M m Units Units
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