Theory of Machine
If the controlling force line for a spring controlled governor when produced intersects the Y-axis at the origin, then the governor is said to be

Stable
None of the listed here
Unstable
Isochronous

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Theory of Machine
Which of the following statement is correct as regard to the difference between a machine and a structure?

A machine transforms the available energy into some useful work, whereas in a structure no energy is transformed into useful work
The links of a machine may transmit both power and motion, whereas the members of a structure transmit forces only
All of these
The parts of a machine move relative to one another, whereas the members of a structure do not move relative to one another

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Theory of Machine
The direction of Coriolis component of acceleration is the direction

Along the centripetal acceleration
Along tangential acceleration
Along perpendicular to angular velocity
Of relative velocity vector for the two coincident points rotated by 90° in the direction of the angular velocity of the rotation of the link

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