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[" 5.Determine the speed with which bloc...

[" 5.Determine the speed with which block "B" rises in figure "],[" if the end of the chord at "A" is pulled down with a speed "],[" of "2ms^(-1)" ."],[qquad [qquad [D],[A]|],[qquad [A],[A]|],[qquad [A],[A]|],[,(1)/(2)([E],[B]]]

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