StrainGauge

What is Poisson's ratio

• Lateral strain / longiudinal strain

• longiudinal strain / Lateral strain

• Lateral stress/ longitudinal stress

Straijn Gauge is a

• Passive transducer

• Active transducer

• both

• None of these

Identify an inverse transducer

• Strain gauge

• Piezoelectric transducer

• accelerometer

The voltage generated in a piezoelectric transducer. Vo =

• dtP

• gtP

• gdP

Pieoelectric effect direction sensitive

• False

• True

The ratio of per unit change in resistance to per unit change in length is called

• Poisson's ratio

• charge sensitivity

• Gauge factor