The ratio of stress produced by suddenly applied load to that produced by the same load when gradually applied is
A.4
B.2
C.1
Category: Mechanical Engineering Mcqs
In a ball bearing a ball is subjected to
A.Compressive stress
B.Tensile stress
C.Shear stress
D.Cyclic stress or fatigue
E.None of the above
The crest diameter of a screw thread is same as
A.Pitch diameter
B.Core diameter
C.Minor diameter
D.Major diameter
E.Pitch diameter
The process of removal of permanent hardness of water is
A.Zeolite process
B.Sedimentation process
C.Filtration process
D.Boiling process
E.Lime process
Acute poisoning may be the result of entry into the body of large of concentrated doses of poison through
A.Breathing
B.Swalowing
C.Skin absorption
D.Injection
E.Any of the above
The product of a cupola known as
A.Pig iron
B.Cast steel
C.Steel
D.Cast iron
E.Malleable iron
In case the adhesion between moleules of a fluid is greater than cohesion between fluid and the glass, then the free level of the fluid in glass tube dipped in the glass vessel will be
A.Same as the surface of the fluid
B.Lower than the surface of the fluid
C.Higher than the surface of the fluid
D.Dependent on atmospheric pressure
E.Dependent on atmospheric temperature
Satellites are powered by
A.Thermo-electric generators
B.Thermoionic converters
C.Photo electric cells
D.Batteries
E.Solar cells
Impulse can be obtained from
A.velocity-time diagram
B.force displacement diagram
C.velocity-displacement diagram
D.force-time diagram
Indicated power of 4-stroke engine is
A.PLAN
C.2 x PLAN
D.1/4 x PLAN
