Theory of machine

Fill in the blanks:
1. A disc is spinning with an angular velocity w rad/sec about the axis of pin. The coupled to the causing precession will be .......
2. The swaying couple is due to the ...... unbalanced force.
3.All pairs are ....... pair in a pantograph.
4.In a ...... cam, the follower moves in direction perpendicular to the cam axis.

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  1. Radial cam

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  2. All pairs are ....... pair in a pantograph

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