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.Management Sciences
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
Related Mcqs:
- The number of links in pantograph mechanism is equal to______________?
- A. 2 B. 3 C. 4 D. 5 E. 6....
- If some links are connected such that motion between them can take place in more than one direction, it is called_______________?
- A. incompletely constrained motion B. partially constrained motion C. completely constrained motion D. successfully constrained motion E. none of the above...
- Transmission of power from the engine to the rear axle of an automobile is by means of___________________?
- A. compound gears B. worm and wheel method C. Hooke’s joint D. crown gear E. bevel gears...
- Lower pairs are those which have___________________?
- A. point or line contact between the two elements when in motion B. surface contact between the two elements when in motion C. elements of pairs not -held together mechanically D. two elements that permit relative motion E. none of the above...
- Cam angle is defined as the angle_________________?
- A. during which the follower returns to its initial position B. of rotation of the cam for a definite displacement of the follower C. through which, the cam rotates during the period in which the follower remains in the highest position D. moved by the cam from the instant the follower begins to rise, till … Cam angle is defined as the angle_________________?Read More...
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