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25.

A completely constrained motion can be transmitted with .                        
A. 1 link with pin joints B. 2 links with pin joints
C. 3 links with pin joints D. 4 links with pin joints



26.

A foot step bearing and rotor of a vertical turbine form examples of                        
A. incompletely constrained motion B. partially constrained motion
C. completely constrained motion D. successfully constrained motion



27.

A pantograph is a mechanism with                        
A. lower pairs B. higher pairs
C. rolling pairs D. turning pairs




28.

A slider crank chain consists of following numbers of turning and sliding pairs                        
A. I, 3 B. 2, 2
C. 3, 1 D. 4, 0



29.

A typewriter mechanism has 7 number of binary joints, six links and none of higher pairs. The mechanism is                        
A. kinematic ally sound B. not sound
C. soundness would depend upon which link is kept fixed D. data is not sufficient to determine same



30.

A universal joint is an example of                        
A. higher pair B. lower pair
C. rolling pair D. sliding pair



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