MEASUREMENTS AND INSTRUMENTATION
Instructions:
- The marks are indicated in the right-hand margin.
- There are NINE questions in this paper.
- Attempt FIVE questions in all.
- Question No. 1 is compulsory.
The smallest change in a measured variable to which the instrument responds is
Which type of error cannot be eliminated?
Higher Cp value means
Hall sensor is used for measuring
Hot wire anemometer is used for
Loading effect is lower in
Moving iron instrument is used for
LCR meter is used to measure
Which instrument measures peak voltage?
Sonography is based on
Differentiate between true value, measured value, and error. How do these affect the reliability of instruments?
What is resolution? Explain how resolution affects digital and analog measurement systems.
Discuss static sensitivity, scale readability, and drift with examples from temperature sensors.
What is Six-Sigma? Explain its significance in measurement system analysis.
Explain the calculation of Cp and Cpk for a manufacturing process with an illustrative example.
Explain the working principle of RTD, and thermistor for temperature measurement. Compare their characteristics.
Describe the construction and working of strain-gauge-based pressure transducers.
Explain the difference between active and passive transducers with suitable examples.
Describe digital voltmeters (DVM) and digital ammeters (DAM) with block diagrams.
Describe the working principle of Potential Transformers (PTs) and their applications.
Explain the block diagram and working of Digital Storage Oscilloscope (DSO).
Explain errors and limitations in RLC measurement instruments.
Explain the construction and working of True RMS meters.
Explain the basic components of biomedical instruments with block diagrams.
Explain EEG measurement techniques and waveform analysis.
Explain principles of CAT (CT) scan techniques and image reconstruction.