Under the voltage analogy, charge is considered analogous to
A.Force
B.Mass
C.Momentum
D.Velocity
E.Displacement
Category: Mechanical Measurements Mcqs
Which of the following device can be used to measure blow of air around an aeroplane?
A.Venturimeter
B.Rotameter
C.Orifice
D.Anemometer
E.Manometer
Which of the following is not a non-contact type thermometer?
A.Disappearing filament type pyrometer
B.Total intensity radio meters
C.Photoelectric tube pyrometers
D.Suction pyrometer
E.Colour pyrometer
Thermocouple used in radio micrometer and thermo-galvanometer is
A.Antimony – bismuth couple
B.Copper constant couple
C.Copper iron couple
D.Iron – copper couple
E.None of the above
The duty cycle of a pulse of width 2 micro sec and repetition frequency 4 kHz is
A.0.5
B.0.05
C.0.008
D.0.0006
E.0.00008
A rotameter can be used to measure
A.Rotation
B.Flow
C.Viscosity
D.Specific gravity
E.Pressure of wind
The function of the reference electrode in a pH meter is to
A.Measure average pH value
B.Produce a constant voltage
C.Provide temperature compensation
D.Produce a constant current
E.None of the above
The temperature of freezing mercury is
A.0?C
B.?39?C
C.?69?C
D.?169?C
E.?225?C
Under force-current analogy, displacement is considered as analogous to
A.Current
B.Voltage
C.Induced emf
D.Mutual inductance
E.Magnetic flux linkage
The advantage of digital instruments is
A.No observational error
B.Faster reading
C.Output can be fed to a memory circuit
D.Better accuracy
E.All of the above
