Sail type windmill has
A.two blades
B.three blades
C.four blades
D.five blades
Category: Mechanical Engineering Mcqs
The swaying couple in a locomotive is due to
A.unbalanced primary forces
B.unbalanced secondary forces
C.partial balancing
D.None of the above
As compared to anthracite coal, the angle of repose for coke will be
A.more
B.less
C.same
Which of the following statement is wrong for thermocouple measuring instruments?
A.They read average values
B.They read rms values
C.They cannot take overheads
D.When calibrated on dc they cannot be used for ac signals
E.Their calibration dies not change with time or temperature
The heat removed capacity of a one ton refrigerator is
A.100 kcal/4 hour
B.100 kcal/hour
C.50 kcal/min
D.25 kcal/sec
E.None of the above
Out of the following materials which may be expected to have higher value of thermal conductivity?
A.Clay
B.Wood
C.Asbestos
D.Refractory brick
E.Nichrome
The bending moment diagram for a cantilever beam subjected to bending moment at the end of the beam would be
A.Rectangle
B.Triangle
C.Parabola
D.Cubic parabola
E.None of the above
Thermal efficiency of most of the internal combustion engines lies in the range
A.90 to 100 percent
B.75 to 90 percent
C.50 to 75 percent
D.35 to 50 percent
E.20 to 35 percent
The locus of a point one the circumference of a circle which rolls without slipping on a fixed straight line, is known as
A.Involute
B.Epicycloid
C.Cycloid
D.Hypocycloid
E.None of the above
