Question: The scaffold S is raised by moving the roller at A toward the pin at B. If A is approaching B with a speed of

The scaffold S is raised by moving the roller at A toward the pin at B. If A is approaching B with a speed of 1.5 ft/s, determine the speed at which the platform rises as a function of θ. The 4-ft links are pin connected at their midpoint. 1.5 ft/s D 4 ft A S E B

1.5 ft/s D 4 ft A S E B

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