a) Calculate its moment of inertia about the axis shown in the sketch below by direct integration. L/3 2L/3 Axis b) Check your answer with the parallel-axis theorem given that ICM = ML² /12. c) Assume that the rod has mass M = 2 kg, length L = 1 m and that it rotates around the axis in the above picture at 3 revolutions per second. What is its angular velocity, its angular momentum, and its rotational energy? d) Two small bodies of mass mį and m2 are attached to opposite ends of a thin rigid rod of length L and mass M. The rotational axis is oriented as before, see sketch below. What distance d from mị should the rotational axis be placed so that a minimum amount of work is required to set the rod rotating at a fixed angular velocity w? L-d- m1 m2
a) Calculate its moment of inertia about the axis shown in the sketch below by direct integration. L/3 2L/3 Axis b) Check your answer with the parallel-axis theorem given that ICM = ML² /12. c) Assume that the rod has mass M = 2 kg, length L = 1 m and that it rotates around the axis in the above picture at 3 revolutions per second. What is its angular velocity, its angular momentum, and its rotational energy? d) Two small bodies of mass mį and m2 are attached to opposite ends of a thin rigid rod of length L and mass M. The rotational axis is oriented as before, see sketch below. What distance d from mị should the rotational axis be placed so that a minimum amount of work is required to set the rod rotating at a fixed angular velocity w? L-d- m1 m2
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![a) Calculate its moment of inertia about the axis shown in the sketch below by direct
integration.
- L/3
2L/3 -
Axis
b) Check your answer with the parallel-axis theorem given that ICM = ML²/12.
c) Assume that the rod has mass M =
2 kg, length L = 1 m and that it rotates around
the axis in the above picture at 3 revolutions per second. What is its angular velocity,
its angular momentum, and its rotational energy?
d) Two small bodies of mass mị and m2 are attached to opposite ends of a thin rigid rod of
length L and mass M. The rotational axis is oriented as before, see sketch below. What
distance d from mị should the rotational axis be placed so that a minimum amount of
work is required to set the rod rotating at a fixed angular velocity w?
m1
m2](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F20cc39aa-9799-4cbf-b3bc-a25f2f3d9070%2Fa1edd726-e723-4b49-9127-bffe10daf669%2Fhp2e9nj_processed.png&w=3840&q=75)
Transcribed Image Text:a) Calculate its moment of inertia about the axis shown in the sketch below by direct
integration.
- L/3
2L/3 -
Axis
b) Check your answer with the parallel-axis theorem given that ICM = ML²/12.
c) Assume that the rod has mass M =
2 kg, length L = 1 m and that it rotates around
the axis in the above picture at 3 revolutions per second. What is its angular velocity,
its angular momentum, and its rotational energy?
d) Two small bodies of mass mị and m2 are attached to opposite ends of a thin rigid rod of
length L and mass M. The rotational axis is oriented as before, see sketch below. What
distance d from mị should the rotational axis be placed so that a minimum amount of
work is required to set the rod rotating at a fixed angular velocity w?
m1
m2
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