The carrier material used with strain gauges at room temperature is
A.Impregnated paper
B.Rubber
C.Epoxy
D.Iron cement
E.Bakelite
Category: Mechanical Engineering Mcqs
Principal wage and salary issues are all concerned with
A.Filling open positions with the most qualified personnal available
B.Creating an equitable pay system
C.Getting the most labour for the industry’s expenditures
D.All of the above
E.None of the above
A cylinder is kept on a horizontal boundary past which an ideal fluid flows perpendicular to cylinder axis. It will then experience
A.No lift force
B.Some lift force
C.Lift force in vertically downward direction
D.Lift force in vertically upward direction
E.Lift force depends on velocity of flow and mass of cylinder and its contents
Newton, dyne and poundal are known as
A.gravitational units
B.absolute units
C.fundamental units
D.absolute units
If four turms of rope around a horizontal post will hold a 100 kg weight with a pull of 1 kg, then
A.0.3
B.0.25
C.0.18
D.0.11
Which of the following is unlikely to be the pollutant from a sulphuric acid plant?
A.Sulphur dioxide
B.Sulphur trioxide
C.Acid mist
D.Hydrogen sulphide
E.All of the above
All of the following are destructive tests on materials EXCEPT:
A.Cupping test
B.Tensile test
C.Charpy test
D.Shore’s scleroscope hardness test
E.Fatigue test
The thickness of oil film between gage blocks is of the order of
A.0.2 microinch
B.0.5 microinch
C.1 microinch
D.None of the above
Planck’s law of radiation is applicable to
A.Radiation of any kind
B.Temperature radiation
C.Monochromatic radiation
D.Thermal radiation
E.None of the above
Cracks of a vertical nature and dark coloured fissures in a sample of hardened steel indicate that
A.Steel has been properly hardened
B.Steel has not been properly heated
C.Steel has been burned
D.Steel has achieved maximum possible hardness in accordance with the carbon percentage
E.Steel contains excessive alloying elements
