Hamad Chemical Environmental Engineering 04/10/2020 A. Phosgene B. Methyl isocyanate (MIC) C. Carbon monoxide D. Sulphur dioxide Related Mcqs: Which of the following is not a weightless pollutant ?A. SPM B. Thermal pollution C. Radioactive rays D. Noise pollution... Iron & manganese present as pollutant in water cannot be removed by__________________?A. Ion exchange process B. Oxidation followed by settling & filtration C. Lime soda process or manganese zeolite process D. Chlorination... Noise level heard at a distance of about 100 metres from a jet engine with after burner is about _____________ decibels?A. 120 B. 140 C. 170 D. 200... During sewage treatment, the sewage is subjected to ______________ treatment in Imhoff tank?A. Filtration B. Digestion C. Sedimentation D. Both B. and C.... Bag filter design is predominantly dependent on gas temperature, as it affects the gas density & viscosity and the selection of filtering material. The pressure drop in a bag filter is__________________?A. Inversely proportional to viscosity of gas B. Proportional to the viscosity & density of the gas C. Proportional to the pressure of the gas D. Both B. and C....
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