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Angular acceleration/velocity of a bar

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Bar ABCD is guided by two blocks at B and C moving in slots as shown. Block B moves downward at a constant speed of Vb = 10ft/s. Using the method of instantaneous center of zero velocity, determine (a) the angular velocity of the link, (b) the velocity of the block C at the instant when theta = 35 degrees, and (c) the angular acceleration of the link.

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A solution that outlines the mechanics of a bar that is guided by two moving blocks.

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The IC of rotation lies at the intersection of the perpendiculars to the velocity vectors through A and B. Let be the ...

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