Classify air pollutants into different categories and indicate their sources.
[3 marks]What are the important factors which contribute to air pollution?
[4 marks]Explain the effects of NO on Environment. x
[7 marks]Define : 1. Traverse points 2. Isokinetic condition 3. Representative sample.
[3 marks]Differentiate between stack standards and ambient standards.
[4 marks]Explain the guidelines for sampling and analysis of SO in ambient air with2 the help of flow chart.
[7 marks]Explain the procedure of the particulate matter sampling from stack with diagram.
[7 marks]Differentiate between fumigation and lofting.
[3 marks]Write a short note on MMD.
[4 marks]Derive the equation of DALR ( -dT/dz) = 9.8 ° C.
[7 marks]Differentiate between Super adiabatic and sub adiabatic condition.
[3 marks]Write a short note on Wind velocity profile.
[4 marks]Enlist the factors affecting the dispersion of pollutants in the atmosphere? Note down the advantages and disadvantages of Gaussian Model.
[7 marks]Define following terms: 1. Convective Turbulence 2. Downwind 3. Dispersion
[3 marks]Briefly explain applications of windrose diagram.
[4 marks]Find out the flow of flue gas and particulate matter concentration in mg/Nm3. Type of fuel is lignite (Mata no madh), fuel consumption is T/day. Assume suitable data.
[5 marks]Define following terms: 1. Mechanical Turbulence 2. Sea breeze 3. Trapping
[3 marks]Differentiate between Subsidence and Radiation inversion.
[4 marks]The result of stack monitoring report for the thermal power plant are as shown below: Stack No. SO Concentration NO Concentration22 2 400 1.5 3 600 1.2 4 700 3.5 Stack limit 100 ppm 50 ppm1 Determine whether an emission exceeds the limits specified by pollution control authority. If yes by how much percent?
[7 marks]Express 30µg/m3 and 1.5 µg/m3 of SO in ppm.
[3 marks]How to reduce the odor from the point sources? Explain any one method in detail.
[4 marks]Write a short note on characteristics of sound.
[7 marks]Adiesel vehicle emits 4% carbon monoxide by volume. Determine its concentration in g/m3 at 250C and 1 atmosphere pressure.
[3 marks]What is decibel? Explain in detail. Why it is used?
[4 marks]Define odour and explain sources of odour.
[7 marks]