Rigid rods of negligible mass lying along the y axis connect three particles. The system rotates about the x axis with an angular speed of 2.60 rad/s. 4.00 kg ( y = 3.00 m 2.00 kg -2.00 m 3.00 kg y=-4.00 m (a) Find the moment of inertia about the x axis. kg · m2 (b) Find the total rotational kinetic energy evaluated from to?. (c) Find the tangential speed of each particle. 4.00 kg particle 2.00 kg particle 3.00 kg particle m/s m/s m/s
Rigid rods of negligible mass lying along the y axis connect three particles. The system rotates about the x axis with an angular speed of 2.60 rad/s. 4.00 kg ( y = 3.00 m 2.00 kg -2.00 m 3.00 kg y=-4.00 m (a) Find the moment of inertia about the x axis. kg · m2 (b) Find the total rotational kinetic energy evaluated from to?. (c) Find the tangential speed of each particle. 4.00 kg particle 2.00 kg particle 3.00 kg particle m/s m/s m/s
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Transcribed Image Text:Rigid rods of negligible mass lying along the y axis connect three particles. The system rotates about the x axis with an angular
speed of 2.60 rad/s.
4.00 kg
y = 3.00 m
2.00 kg Oy=-2.00 m
3.00 kg (
y = -4.00 m
(a) Find the moment of inertia about the x axis.
kg - m2
(b) Find the total rotational kinetic energy evaluated from to?.
(c) Find the tangential speed of each particle.
4.00 kg particle
2.00 kg particle
3.00 kg particle
m/s
m/s
m/s
(d) Find the total kinetic energy evaluated from !mv?.
(e) Compare the answers for kinetic energy in parts (b) and (d).
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