Theory of Machine
For the same lift and same angle of ascent, a smaller base circle will give

There is no such relation with pressure angle
A small value of pressure angle
Something else
A large value of pressure angle

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Theory of Machine
The magnitude of velocities of the points on a rigid link is

Inversely proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center
Inversely proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center
Directly proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center
Directly proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center

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Theory of Machine
Which is the false statement about the properties of instantaneous center?

The double center can be denoted either by O2 or O12, but proper selection should be made
The two rigid links have no linear velocities relative to each other at the instantaneous center
At the instantaneous center of rotation, one rigid link rotates instantaneously relative to another for the configuration of mechanism considered
The two rigid links which have no linear velocity relative to each other at this center have the same linear velocity to the third rigid link

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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

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
90° in the direction of rotation of the link containing the path
45° in the direction of rotation of the link containing the path

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