Classification of Transducers

This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Classification of Transducers”.

1. Active transducers are classified into ____________
a) 4 types
b) 2 types
c) 6 types
d) 8 types

2. Active transducers develops ______________
a) mechanical parameter
b) electrical parameter
c) chemical parameter
d) physical parameter

3. How do passive transducers develop electrical signals?
a) using a transformer
b) using internal source
c) using external source
d) using a diode

4. Capacitive transduction involves ___________
a) change in resistance
b) change in inductance
c) change in resistance
d) change in capacitance

5. In electromagnetic based transduction measurand is ___________
a) converted into mechanical force
b) converted into electromotive force
c) converted into chemical force
d) converted into physical force

6. Inductive transduction involves ___________
a) change in self inductance
b) change in capacitance
c) change in mutual inductance
d) change in resistance

7. Photovoltaic transduction involves ___________
a) voltage generation heat
b) voltage generation through sound
c) voltage generation through light
d) voltage generation current

8. Analog transducers convert input into ___________
a) voltage
b) current
c) digital
d) analog

9. Inverse transducer converts electrical into a physical quantity.
a) True
b) False

10. Digital transducers produce analog output.
a) True
b) False