Electrical Measurement and Measuring Instruments (3160915) MCQs

MCQs of Transducers and Sensors

Showing 81 to 85 out of 85 Questions
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81.

A piezoelectric transducer has a _________

(a)

very high sensitivity
(b)

low sensitivity
(c)

high sensitivity
(d)

zero sensitivity
Answer:

Option (c)

82.

A piezoelectric transducer is used as an ignition source for a cigarette.

(a)

True
(b)

False
Answer:

Option (a)

83.

A quartz crystal is _________

(a)

a chemical transducer
(b)

a photoelectric transducer
(c)

not a self-generating transducer
(d)

a self-generating transducer
Answer:

Option (d)

84.

Piezoelectronic accelerometer

(a)

Has a low natural frequency.
(b)

Should be used for low frequency.
(c)

Should be used for high frequencies above 100 Hz.
(d)

Should use a monitoring source at low input impedance.
Answer:

Option (b)

85.

The use of thermocouple meters for AC measurement leads to scale which is

(a)

linear.
(b)

square law.
(c)

expontial.
(d)

logarithmic.
Answer:

Option (b)

Showing 81 to 85 out of 85 Questions
6 7 8 9