Which metal has the lowest melting point?
A.Iron
B.Copper
C.Silver
D.Magnesium
E.Aluminium
Category: Engineeeing Mcqs
Salt content of the desalted crude oils may be where ptb stands for pounds of salts measured as sodium chloride per thousand barrel
A.3 ptb
B.50 ptb
C.100 ptb
D.200 ptb
According to Kinetic theory of gases, at absolute zero
A.Specific heat of molecules will reduce to zero
B.Mass of gas will reduce to zero
C.Volume of gas will reduce to zero
D.Pressure of gas will reduce to zero
E.Kinetic energy of gas molecules will reduce to zero
In a flowing fluid, a particle may possess
A.Inertial energy
B.Pressure energy
C.Kinetic energy
D.Elevation or gravitation potential energy
E.All the above
In a boiler a fusible plug is located at the
A.bottom of fire tubes
B.bottom of drum
C.top of superheater
D.inlet to stop valve
Emerson plan is based on
A.standard time
B.time save
C.time worked
D.none of the above
The value of an equipment at the end of its useful life is known as
A.Useful value
B.Replacement value
C.Demand value
D.Obsolescence value
E.Scrap value
The yield point in fatique loading as compared to the yield point in static loading is
A.Half
B.One fourth
C.Same
D.Higher
E.There is no comparison between the two
The carrier material used with strain gages at room temperatuer is
A.impregnated paper
B.bakelite
C.epoxy
D.None of the above
Heating wet steam at constant temperature is same as heating at
A.Constant pressure
B.Constant volume
C.Constant enthalpy
D.Constant entropy
E.None of the above
