Environmental Engineering in CE Fine grit present in sewage is removed in the __________ during sewage treatment. Grit chamber Detritus tank Skimming tank Trickling filter Grit chamber Detritus tank Skimming tank Trickling filter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a practical method of low level radioactive waste disposal? Discharging to atmosphere through tall stacks after dilution Disposing off in rivers & oceans Filling in steel crates and shooting it off out of earth Dilution with inert material Discharging to atmosphere through tall stacks after dilution Disposing off in rivers & oceans Filling in steel crates and shooting it off out of earth Dilution with inert material ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold Limit Value (TLV) is the maximum allowable concentration (i.e. safe limit) of pollutants in air. Safe limit for SO₂ in air is __________ ppm. 1000 5 500 2000 1000 5 500 2000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following dust collection equipments is the least efficient (for sub-micronic particles)? Hollow wet scrubber Bag filter Cyclone separator Dust catcher (gravity type) Hollow wet scrubber Bag filter Cyclone separator Dust catcher (gravity type) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following pollutants, if present in atmosphere is detectable by its odour? SO₂ NO₂ CO CO₂ SO₂ NO₂ CO CO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Insufficient washing of sand grains in a rapid sand filter causes Mud balls Expansion of filtering media Shrinkage of filtering media Air binding Mud balls Expansion of filtering media Shrinkage of filtering media Air binding ANSWER DOWNLOAD EXAMIANS APP
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