Principle of Measurement Science — Summer 2025

Define terms : Speed of response, Fidelity and Drift.

Explain how Flapper-Nozzle assembly can work as pneumatic amplifier.

With proper technical arguments explain transducer selection to fulfill measurement requirement.

Explain cold junction compensation.

Differentiate and explain RTD and Thermister.

Explain Radiation methods of temperature measurement.

Explain two-wire circuit, three-wire circuit, four-wire circuit for temperature Measurement.

Explain absolute and gauge pressure scale.

Explain characteristics of manometer fluid.

With suitable example explain how capacitive transducer can be used for pressure measurement.

Convert 200 kg/cm2 into mmWG, mmHg and bar unit.

With neat diagram explain barometer.

Draw and explain Vibrating Element Transducer can be used in pressure measurement.

State the Bernoulli’s theorem and its importance for flow measurement.

Draw and explain Turbine type flow meter.

Enlist advantages and disadvantages of Vortex flow meter.

Explain importance of Reynolds’ number to identify flow characteristics.

Draw block diagram of ultrasonic flow meter and explain in brief.

Explain how Weirs and Flumes can be used for open channel flow measurement.

Explain Level switch.

Discuss the FMCW level measuring system.

Describe the Electrical Level measurement instruments.

With neat diagram explain Vibrating fork level sensor

Explain the working of Gamma-ray Level indicator.

Explain Optical level indicators.1