Page 867 - Basic Electrical Engineering

From Fig. 11.35 (b),
0.1 × 25 = 29.9 × R s

11.15 REVIEW QUESTIONS

A. Short Answer Type Questions

1. Distinguish between the following three types of measuring instruments:

i. deflecting type;
ii. recording type; and
iii. integrating type.

2. Define a transducer, where does it find place in the instrumentation and measurement system?
Give one example.
3. Draw a block diagram showing basic instrumentation and measurement system elements.
4. Distinguish between analog and digital instruments.
5. Distinguish between active and passive instruments.
6. How do you define the static characteristics of measuring instruments?
7. Define the following:

i. accuracy;
ii. sensitivity;
iii. precision; and
iv. resolution.

8. Distinguish between accuracy and sensitivity of an instrument.
9. What is meant by loading effect of a measuring instrument?
10. Explain the difference between linear and nonlinear systems.
11. What are the dynamic characteristics of a measuring instrument?
12. Explain various measurement errors which are likely to occur while using deflecting type.
13. Explain the difference between a galvanometer and a milliammeter.