For the mechanism in the posture shown, the velocity of point C is VC = 10 in/s to the left.

There is rolling contact between links 1 and 2,

but slip is possible between links 2 and 3. Determine the angular velocity of link 3.
Figure P3.28 ρ1 = 6 in, ρ2 = 0.75 in, RAD = −2.5ˆi −

1.75ˆj in, and RED = 1 in.