problem 1: State the term transducer. What is the requirement of a transducer?
problem 2: Illustrate the functions of the transducer?
problem 3: List all the five physical quantities which transducer measures.
problem 4: List all the various types of transducers.
problem 5: Illustrate the difference between:
a) Active and passive transducers.
b) Primary and secondary transducers.
c) Analog and digital transducers.
d) Transducer and inverse transducer.
problem 6: Define the term strain gauge. Why strain gauges are termed as the piezo-resistive strain gauges?
problem 7: Describe the construction wire wound strain gauges and derive the expression for the gauge factor.
problem 8: describe the construction of foil type strain gauges and describe their benefits over wire wound strain gauges.
problem 9: Describe the construction semi-conductor strain gauges and describe their benefits and drawbacks.
problem 10: Describe with diagrams, the bonded and un-bonded types of strain gauges. For bonded strain gauges, describe the materials employed for base and adhesive materials and as well the materials employed for leads.