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.Management Sciences
Category: Mechanical Engineering Mcqs
To aviod moisture troubles, the compressed air main line should __________________?
A. rise gradually towards the point of use
B. drop gradually towards the point of use
C. be laid vertically
D. be laid exactly horizontally
E. none of the above
High carbon steel carries carbon %age c_________________?
A. 0.1 to 0.3%
B. 0.3 to 0.6%
C. 0.6 to 0.8%
D. 0.8 to 1.5%
E. 1.5 to 2.5%.
Pick up the correct statement from the following?
A. programmer evaluation and review technique is event oriented
B. programmer evaluation and review technique is not event oriented
C. critical path method is event oriented
D. critical.path method is not activity oriented
E. none of the above
In a typical medium speed 4-stroke cycle diesel engine________________?
A. compression starts at 35° after bottom dead center and ends at top dead center
B. compression starts at bottom dead center and ends at top dead center
C. compression starts at 10° before bottom dead center and, ends just before top dead center
D. may start and end anywhere
E. none of the above
It is required to produce large amount of steam at low pressure. Which boiler should be used ?
A. pulverised fuel fired boiler
B. cochran boiler
C. lancashire boiler
D. babcock and wilcox boiler
E. stoker fired boiler
The ideal efficiency of a Brayton cycle without regeneration with increase ni pressure ratio will_________________?
A. increase
B. decrease
C. remain unchanged
D. increase/decrease depending on application
E. unpredictable
If rain is falling in the opposite direction of the movement of a pedestrain, he has to hold his umbrella___________________?
A. more inclined when moving
B. less inclined when moving
C. more inclined when standing
D. less inclined when standing
E. none of the above
Fibrous fracture occurs in_____________?
A. ductile material
B. brittle material
C. elastic material
D. hard material
E. all of the above
According to law of triangle of forces __________________ ?
A. three forces acting at a point will be in equilibrium
B. three forces acting at a point can be represented by a triangle, each side being proportional to force
C. if three forces acting upon a patticle are represented in magnitude and direction by the sides of a triangle, taken in order, they will be in equilibrium
D. if three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two
E. none of the above
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