8. Thepurpose of a link is to
A.Transmit motion
B.Guide other links
C.Act as a support
D.All of the above

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9. A universal joint is an example of
A.Higher pair
B.Lower pair
C.Rolling pair
D.Sliding pair

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10. Rectilinear motion of piston is converted into rotary by
A.Cross head
B.Slider crank
C.Connecting rod
D.Gudgeon pin

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11. The example of spherical pair is
A.Bolt and nut
B.Lead screw of a lathe
C.Ball and socket joint
D.Ball bearing and roller bearing

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12. Cross head and guides form a
A.Lower pair
B.Sliding pair.
C.Turning pair
D.Rolling pair

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13. A circular bar moving in a round hole is an example of
A.Incompletely constrained motion
B.Partially constrained motion
C.Completely constrained motion
D.Successfully constrained motion

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14. If some links are connected such that motion between them can take place in more than one direction, it is called
A.Incompletely constrained motion
B.Partially constrained motion
C.Completely constrained motion
D.Successfully constrained motion

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