Theory of Machine
The pitching of a ship produces forces on the bearings which act __________ to the motion of the ship.

Horizontally and parallel
Vertically and perpendicular
Horizontally and perpendicular
Vertically and parallel

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Theory of Machine
In a four bar chain or quadric cycle chain

Each of the four pairs is a turning pair
Three are turning pairs and one is a sliding pair
One is a turning pair and three are sliding pairs
Two are turning pairs and two are sliding pairs

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