531. A mechanism is an assemblage of ____________________?
A. two links
B. three links
C. four links or more than four links
D. all of the above
E. none of the above
532. Elements of pairs held together mechanically is known as ___________________?
A. closed pair
B. open pair
C. mechanical pair
D. rolling pair
E. none of the above
533. Rectangular bar in a rectangular hole is the following type of pair__________________?
A. completely constrained motion
B. partially constrained motion
C. incompletely constrained motion
D. freely constrained motion
E. none of the above
534. 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
E. 0, 4
536. The tendency of a body to resist change from rest or motion is known as_______________?
A. mass
B. friction
C. inertia
D. resisting force
E. resisting torque
537. The advantage of the piston valve over D-slide valve is that in the former case____________________?
A. wear is less
B. power absorbed is less
C. both wear and power absorbed are low
D. the pressure developed being high provides tight sealing
E. there is overall economy of initial cost, maintenance and operation
538. With single Hooke’s joint it is possible to connect two shafts, the axes of which have an angular misalignment up to ________________?
A. 10°
B. 20°
C. 30°
D. 40°
E. 60°.
539. The Klein’s method of construction for reciprocating engine mechanism _______________?
A. is based on acceleration diagram
B. is a simplified form of instantaneous center method
C. utilises a quadrilateral similar to the diagram of mechanism for reciprocating engine
D. enables determination of Corioli’s component
E. none of the above
540. 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
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