Environmental Engineering in CE The pH value of oxidised sewage is about 7.3 1.8 13.4 6.2 7.3 1.8 13.4 6.2 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Out of the following, TLV of __________ is the minimum (about 0.02 ppm). MIC (methyl iso-cynate) Ozone Bromine Phosgene MIC (methyl iso-cynate) Ozone Bromine Phosgene ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of mercury in potable (drinking) water is about __________ ppm. 1 0.001 5 0.1 1 0.001 5 0.1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ambient noise level can be reduced by __________ decibels by planting trees (like coconut, neem etc.) near public utility buildings (like hospitals & schools). 15-20 25-30 43961 43832 15-20 25-30 43961 43832 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Particles having diameter greater than 75 μm (micrometer = 10-6 mm) are called Grit Powder Smoke Dust Grit Powder Smoke Dust ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Corrosion in boilers can be prevented by All of these Feeding sodium sulphite or hydrazine phosphate to the boilers, which combines with oxygen and prevents corrosion Enhancing pH of feed water by adding alkali Deaeration of feed water All of these Feeding sodium sulphite or hydrazine phosphate to the boilers, which combines with oxygen and prevents corrosion Enhancing pH of feed water by adding alkali Deaeration of feed water ANSWER DOWNLOAD EXAMIANS APP
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