A transducer which converts an input physical quantity into electrical output in the form of pulse is known as
A.primary transducer
B.analogous transducer
C.digital transducer
D.None of the above
Category: Mechanical Measurements Mcqs
Which of the following materials has maximum resistivity
A.Nichrome
B.Isoeleastic
C.Karma
D.None of the above
For bridge circuit of strain gauge which source of power will be ideal?
A.Low voltage of source
B.High voltage dc source
C.Low frequency ac source
D.High frequency ac source
Pascal is the unit of
A.force
B.torque
C.energy
D.None of the above
Natural error in measurement may be due to
A.Humidity
B.Temperature
C.Wind
D.Gravity
E.Any of the above
Invar, the least expensible steel alloys used for measuring tapes contains about 30% of
A.Nickel
B.Vanadium
C.Cobalt
D.Aluminium
E.Copper
Which of the following material has maximum temperature coefficient of resistance
A.Nichrome V
B.Isoelastic
C.Manganin
D.Monel
Platinum is used in resistance thermometers because of
A.Low cost
B.Low cost and high stability
C.Low cost, high stability and wide operating range
D.None of the above
Which of the following device can be used to give an indication for temperature changes?
A.Bourden gauge
B.Thermistor
C.Thermocouple
D.Transistor
E.LED
In a car the fuel level is measured by
A.Electronic transducer
B.Float method
C.Dip stick
D.Any of the above
E.None of the above
