Rigid rods of negligible mass lying along the y axis connect three particles. The system rotates...

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Rigid rods of negligible mass lying along the y axis connect three particles. The system rotates...

Rigid rods of negligible mass lying along the y axis connect three particles. The system rotates about the x axis with anangular speed of 1.50 rad/s.

(b) Find the tangential speed of each particle.
m/s (4.00 kg particle)
m/s (2.00 kg particle)
m/s (3.00 kg particle)

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Answer 1

Answer #1

(a)the moment of inertia, I = mr^2
the total moment of inertia ,I = I1+I2+I3= 4*9+2*4+3*16 (since I = mr^2 )= 92 kg-m^2
(b)the tangential speed of each particle,V = rω

=> V1 = 3*1.50= 4.5 m/s==> V2 = 3.0 m/s==> V3 = 6.0 m/s

answered by: nikkie

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Answer 2

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