The crank of a slider-crank mechanism rotates counter-clockwise (CCW) – McqOptions

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1.	The crank of a slider-crank mechanism rotates counter-clockwise (CCW) with a constant angular velocity ω, as shown. Assume the length of the crank to be r.Using exact analysis, the acceleration of the slider in the y-direction, at the instant shown, where the crank is parallel to x-axis, is given by
A.	−ω2r
B.	2ω2r
C.	ω2r
D.	−2ω2r
Answer» D. −2ω2r

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