Theory of Machine
Pitch point on a cam is

Any point on pitch circle
The point on cam pitch curve having the minimum pressure angle
The point on cam pitch curve having the maximum pressure angle
Any point on pitch curve

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Theory of Machine
The sense of Coriolis component 2 ωv is same as that of the relative velocity vector v rotated at

90° in the direction of rotation of the link containing the path
45° in the direction of rotation of the link containing the path
45° in the direction opposite to the rotation of the link containing the path
180° in the direction opposite to the rotation of the link containing the path

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