A bullet of mass m = 2.0 g is moving horizontally with a speed of 500.0 m/s. The bullet strikes and becomes embedded in the edge of a solid disk of mass M = 3.2 kg and radius R = 0.5 m. The cylinder is free to rotate around its axis and is initially at rest as shown in figure-2.
A bullet of mass m = 2.0 g is moving horizontally with a speed of 500.0 m/s. The bullet strikes and becomes embedded in the edge of a solid disk of mass M = 3.2 kg and radius R = 0.5 m. The cylinder is free to rotate around its axis and is initially at rest as shown in figure-2.
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Transcribed Image Text:2. A bullet of mass m = 2.0 g is moving horizontally with a speed of 500.0 m/s. The
bullet strikes and becomes embedded in the edge of a solid disk of mass M = 3.2 kg
and radius R = 0.5 m. The cylinder is free to rotate around its axis and is initially
at rest as shown in figure-2.
500 m/s
A'
Figure 2
(a) What is the moment of inertia of the system when the bullet is embedded in
the disk?
(b) What is the angular velocity of the disk immediately after the bullet is em-
bedded?
(c) Calculate the amount of torque to produce the angular velocity found in
part(b).
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