Page 60 - Shellie Suzana Binti Saad

Q3 Describe the best function of passive transducer.

A type of transducer that requires an external power to operate,
A. and the output is a measure of some variation in passive
components like resistance, inductance or capacitance.

A type of transducer that does not require external power and
B. can produce an analog voltage or current when stimulated by

some physical form of energy.

C. A type of transducer which is self-generating such as
thermocouple and piezoelectric.

A type of transducer that uses an electric or electronic device to
D. transform energy from one form of energy into another form of

energy.
ANSWER: A

Q4 “This device consists of an insulating flexible backing
and is specifically used to measure the strain of an

object.”
Which is the best answer for the statement above?

A. Humidity Sensor

B. Piezoelectric

C. Strain Gauge

D. Photocell
ANSWER: C

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