The ratio of Bulk modulus to shear modulus for Poisson’s ratio of 0.25 will be
A.3?2
B.5?6
C.1
D.5?3
E.2?3
Category: Mechanical Engineering Mcqs
The benefit of good communication in a factory is
A.Reduced frustration
B.Improvement in work performance
C.Development of good human relations
D.Creation of interests and attention
E.Better profits
One joule is equal to
A.108 ergs
B.107 ergs
C.106 ergs
D.105 ergs
E.104 ergs
Kinetic friction is
A.Maximum value of frictional force when a body is about to move
B.Friction between two well lubricated bodies
C.Friction force acting when the body is in motion
D.Driction force which keeps a body in motion
E.None of the above
The objective of time study is to determine the time required to complete a job by
A.Fastest worker
B.Average worker
C.Slow worker
D.Apprentice
E.Any of the above
All of the following pollutants are produced as a result of decaying organic matter EXCEPT
A.Ammonia
B.Sulphur dioxide
C.Methane
D.Hydrogen sulphide
The Clapeyron equation is applicable for
A.System in equilibrium
B.Change of state
C.Change of state when two phases are in equilibrium
D.Change of state when water and water vapours are involved
E.None of the above
The shear stress required to cause plastic deformation of solid metals is known as
A.Flow stress
B.Proof stress
C.Rupture stress
D.Ultimate stress
E.None of the above
Plain and butt welds may be used on materials upto approximately
A.25 mm thick
B.40 mm thick
C.50 mm thick
D.75 mm thick
E.100 mm thick
BF3 counter can detect which of the following radiations?
A.Alpha particles
B.Neutrons
C.X-rays
D.Beta rays
