Question

Which of the following is true about sensing devices used in electronic gauging systems?

(a) Large size

(b) Large size and expensive measuring fixture

(c) Large size and inexpensive measuring fixture

(d) Small size and inexpensive measuring fixture

The question was posed to me by my college professor while I was bunking the class.

Question is taken from Electronic Gauging topic in section Testing and Calibration of Gauges and Dynamic Measurement of Engineering Metrology

Answer 1

Right answer is (d) Small size and inexpensive measuring fixture

Easiest explanation: Sensing devices used in electronic gauging systems are of smaller size permitting use of a measuring fixture which is simple and less expensive. Accuracy of measurement in these systems is very high.