Functioning role of piezoelectric transducers

Q.  What is the major functioning role of piezoelectric transducers in spark ignition engines and electrostatic dust filters?
- Published on 21 Oct 15

a. Provision of high voltage & high current electric power
b. Provision of low voltage & low current electric power
c. Provision of high voltage & low current electric power
d. Provision of low voltage & high current electric power

ANSWER: Provision of high voltage & low current electric power

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