451_Dynamics 11ed Manual

451_Dynamics 11ed Manual - αθ 1 = β π 2 − 2 − =...

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Engineering Mechanics - Dynamics Chapter 16 Given: v B 3 m s = r 1 0.15 m = r 2 0.4 m = Solution: ω v B r 1 = 20.00 rad s = v A r 2 = v A 8.00 m s = *Problem 16-84 If disk D has a constant angular velocity D , determine the angular velocity of disk A at the instant θ , using the method of instantaneous center of zero velocity. Given: r 0.5 ft = 60 deg = r 1 0.75 ft = 1 45deg = l 2f t θ 2 30 deg ω D 2 rad s =
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Unformatted text preview: αθ 1 + = β π 2 − 2 − = γπ α − − = r QB l sin ( ) sin γ ( ) ⎛ ⎝ ⎞ ⎠ = r QB 0 m = r QC l sin ( ) sin ( ) ⎛ ⎝ ⎞ ⎠ = r QC 0.61 m = v C D r 1 = BC v C r QC = v B BC r QB = A v B r = A 1 s = 449...
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