Environmental Engineering in CE Operating principle of cyclone separator is based on the action of __________ dust particles. Centrifugal force on Gravitational force on Electrostatic force on Diffusion of Centrifugal force on Gravitational force on Electrostatic force on Diffusion of 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
Environmental Engineering in CE The widest explosive limit is of __________ , thereby making it the most explosive gas. Carbon monoxide Hydrogen Petrol vapor Acetylene Carbon monoxide Hydrogen Petrol vapor Acetylene ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following pollutants is absent in the emissions from a fertiliser plant ? NH₃ SO₂ & SO₃ CO NO₂ NH₃ SO₂ & SO₃ CO NO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Insufficient washing of sand grains in a rapid sand filter causes Expansion of filtering media Mud balls Shrinkage of filtering media Air binding Expansion of filtering media Mud balls Shrinkage of filtering media Air binding ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is(i) Presumptive coli-form test(ii) Confirmed coli-form test(iii) Completed coli-form test All (i), (ii) and (iii) Both (i) and (ii) Only (i) Both (i) and (iii) All (i), (ii) and (iii) Both (i) and (ii) Only (i) Both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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