Environmental Engineering in CE Operating principle of cyclone separator is based on the action of __________ dust particles. Diffusion of Centrifugal force on Electrostatic force on Gravitational force on Diffusion of Centrifugal force on Electrostatic force on Gravitational force on ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels. 90 120 60 105 90 120 60 105 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE There are five concentric layers within the atmosphere which is differentiated on the basis of temperature. The atmospheric layer which lies close to the earth's surface in which human being along with other organisms live is called troposphere. The rate at which air temperature in the troposphere gradually decreases with height is about __________ °C/km. 15 6.5 0.05 1 15 6.5 0.05 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The Killer gas which caused Bhopal gas tragedy in 1984 was Methyl iso-cynate (MIC) Sulphur dioxide Carbon monoxide Phosgene Methyl iso-cynate (MIC) Sulphur dioxide Carbon monoxide Phosgene ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Removal of __________ is accomplished by aeration of water. None of these Dissolved solids Dissolved gases Suspended solids None of these Dissolved solids Dissolved gases Suspended solids ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The function of skimming tank in sewage treatment is to remove __________ substances. Oil & fatty Suspended solid Dissolved solid Gritty & inorganic Oil & fatty Suspended solid Dissolved solid Gritty & inorganic ANSWER DOWNLOAD EXAMIANS APP
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