Meter accuracy is determined by
A.Full scale deflection
B.Half scale deflection
C.One fourth scale deflection
D.Least reading possible on the scale
E.Thickness of the pointer
Category: Mechanical Measurements Mcqs
The degree of perfection used in instruments, techniques are observations is known as
A.Accuracy
B.Precision
C.Least Count
D.None of the above
A three digit 0 – 1 V digital voltmeter will have a resolution of
A.1, A
B.1/2 V
C.0.1 V
D.1 mV
E.1
A temperature sensitive transducer is subjected to a sudden temperature change. It takes 18 seconds for the transducer to reach equilibrium condition (five times constant). The time taken by the transducer to read half of the temperature difference will be nearly
A.0.35 second
B.0.69 second
C.0.99 second
D.1.38 second
E.3.92 second
Main advantage of electrical measuring system over mechanical system is
A.mass inertia effects are negligiole
B.minimum effects of friction
C.remote indication is possoble
D.None of the above
Which of the following is an indirect method of pressure measurement
A.McLeod gage
B.Thermal conductivity gage
C.Diaphragm
D.All of the above
Which of the following can be used as thermal detector?
A.Thermistor
B.Pyrometer
C.Thermocouple
D.Resistance thermometer
E.Any of the above
Which of the following magnetic material has highest coercive force?
A.Carbon steel
B.Dead mild steel
C.Tungsten steel
D.Cobalt steel
E.Alcomax
Rosette strain gauges are used for measurement of strain in
A.Horizontal direction only
B.Vertical direction only
C.Complex parts
The errors which form inexperience of the observer are known as
A.Training errors
B.Handling errors
C.Personal errors
D.Accidental errors
E.Mistakes
