Which among the following transducer is an example of active transducer?
A. LDR (Light dependant sensor)
B. Strain gauge
C. Hall effect sensor
D. Photovoltaic cell
Answer:D
Which among the following transducer is an example of active transducer?
A. LDR (Light dependant sensor) B. Strain gauge C. Hall effect sensor D. Photovoltaic cell