Advanced Instrumentation Techniques — Summer 2023

Define: spectroscopy, remote sensing and chromatography.

Highlight the applications of Gas Chromatography.

Discuss the various types of instrumentation used for environmental engineering.

What is the difference between stationary phase and mobile phase in chromatography?

What do you mean by instrumentation? Give its significance in the field of Environmental Science & Technology.

Enlist the components of the remote sensing process and explain each with the help of a neat diagram.

Explain IR spectroscopy with the help of a neat sketch.

Discuss the applications of spectroscopy in the field of environmental science and technology.

Describe the procedure used for measurement of pH and EC of soil samples.

Discuss atomic absorption spectroscopy with a schematic diagram.

Write down the principle of colorimeter.

Discuss the techniques which are used for quadrat sampling.

Discuss the working principle and constructional features of UV-spectrophotometer with a neat sketch.

List the applications, advantages and disadvantages of a photoionization detector.

List the applications, advantages and disadvantages of flame emission spectrophotometer.

Discuss the principle of mass spectroscopy with its instrumentation and applications in environmental analysis.

Explain GPS system with the help of a neat sketch.

Discuss the working principle and applications of a thermal conductivity detector.

Explain the working principle, instrumentation and applications of FAS.

What is pH? List the various methods for pH determination.

Enlist the instruments used for grab sampling of air and explain anyone in detail.

Explain colorimetric analysis with the help of a schematic diagram.

Write a note on gas displacement collectors with neat sketch.

Differentiate between portable and stationary instruments.

Explain noise dosimeter and its placement on human body.