In a darg link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is _______________?

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Which of the following is a lower pair_______________?

A. ball and socket i B. piston and cylinder C. cam and follower D. A. and B. above E. belt drive...

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 E. none of the above...

It is required to connect two parallel shafts, the distance between whose axes is small and variable. The shafts are coupled by_______________?

A. universal joint B. knuckle joint C. Oldham’s coupling D. flexible coupling E. electromagnetic coupling...

The frequency of oscillation at compared to earth will be___________________?

A. 6 times more B. 6 times less C. 2.44 times more D. 2.44 times,less E. 36 times less...

In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The distance between fixed pivots of crank and followers is________________________?

A. 95 mm B. slightly less than 95 mm C. slightly more than 95 mm D. 45 mm E. none of the above...