The degree of perfection used in instruments, the methods and the observations, is known as ________________?
A.Precision
B.Accuracy
C.Efficiency
D.Least count
E.Error
Category: Mechanical Measurements Mcqs
The gauge factor for doped crystal is in the range
A.0.5 to 1
B.1 to 2
C.2 to 20
D.20 to 50
E.100 to 5000
Which of the following is not a source of power?
A.Solar cell
B.Photoelectric cell
C.Photovoltaic cell
D.Thermo-couple
Which of the following instruments is preferred for the measurement of pressure in a steam condenser
A.Kentometer
B.McLeod gage
C.Bourdon tube
D.None of the above
Stainless steel Bourdon tube pressure gauge joints are usually
A.Soldered
B.Brazed
C.Welded
D.Screwed
E.Adhesive jointed
Which of the following temperature is highest.
A.Melting point of gold
B.melting point of silver
C.melting point of steel
D.None of the above
If a steam pressure of 10 kg/cm2 is to be measured, the range of pressure gauge should be
A.?10 kg/cm2 to + 10 kg kg/cm2
B.0 to 10 kg kg/cm2
C.5 to 11 kg kg/cm2
D.0 to 20 kg kg/cm2
E.0 to 100 kg kg/cm2
The minimum change in the measured variable which produces an effective response of the instrument is known as
A.Resolution sensitivity
B.Accuracy
C.Hysteresis
D.Precision
E.Deviation
Which of the following temperature is highest?
A.Melting point of gold
B.Melting point of steel
C.Melting point of tungsten
D.Melting point of zinc
E.Melting point of lead
Which of the following torque transducer needs battery or rectified ac source for its operation?
A.Strain gauge
B.Differential transformer
C.Variable permeability transducer
D.Optical transducer
E.All of the above
