The quick return mechanism which is an inversion of 4-bar linkage is

1.	The quick return mechanism which is an inversion of 4-bar linkage is
A.	Drag link mechanism
B.	Whitworth quick return mechanism
C.	Crank and slotted lever mechanism
D.	None of the mentioned
Answer» B. Whitworth quick return mechanism

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The quick return mechanism which is an inversion of 4-bar linkage is

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