In a shaper, the length of stroke is increased by

1.	In a shaper, the length of stroke is increased by
A.	Increasing the centre distance of bull gear and crank pin
B.	Decreasing the centre distance of bull gear and crank pin
C.	Increasing the length of the arm
D.	Decreasing the length of the slot in the slotted lever
Answer» B. Decreasing the centre distance of bull gear and crank pin

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In a shaper, the length of stroke is increased by

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