The deflection of a beam may be reduced by ____________?
A.decreasing the depth of beam
B.increasing the span
C.providing greater end restrains
D.any of the above methods
Continue reading “The deflection of a beam may be reduced by ____________?”
Category: Mechanical Engineering Mcqs
If a centrifugal pump is noisy in operation, the cause may be________________?
A.Priming faulty
B.Suction head too high
C.Air in water
D.Discharge head too high
E.Mechanical defect
Continue reading “If a centrifugal pump is noisy in operation, the cause may be________________?”
Isochronism in a governor is desirable when_____________?
A.The engine operatres at low speeds
B.The engine operates at high speeds
C.The engine operates at variable speeds
D.One speed is desired to be kept for all loads
E.One speed is desired under one load
Continue reading “Isochronism in a governor is desirable when_____________?”
Two units are homologous when they are geometrically similar and have _______________?
A.Similar stream lines
B.Same Reynolds number
C.Same efficiency
D.Same Froud’s number
E.None of these answers
The slope of constant pressure line on temperature entropy diagram is given by________________?
A.S/T
B.T/S
C.Cp/T
D.T/Cp
E.90?
Which of the following is not the characteristics of human wants ?
A.Some wants are complementary
B.Wants differ intensity
C.Wants are limited in number
D.Wants are satisfied for the time being and are, therefore recurrent
Darrieus type windmill______________?
A.requires less surface area as compared to Savonius type windmill
B.has two or three blades shaped like aerofoils
C.runs independently of the direction of the wind
D.all of the above
The major cause of unemployment in India is_________________?
A.under development
B.inadequate employment planning
C.rapid population growth
D.All of the above
If dross and slag along with the liquid metal reach the mould cavity they produce the defect known as_______________?
A. Misrun
B. Inclusions
C. Blow holes
D. All of the above
Slag and dross can be removed by ________________?
A.skimming from the molten metal
B.using bottom pouring ladle
C.using pouring basin in place of a pouring cup
D.any of the above
