Environmental Engineering in CE Thermal pollution due to excessive heat & temperature in the working place causes Reduction in working efficiency of manpower High breathing rate All of these Fatigue Reduction in working efficiency of manpower High breathing rate All of these Fatigue ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The permissible color for domestic water supply is __________ ppm. 1 100 20 1000 1 100 20 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible limit of mercury in human blood is __________ micrograms/100 c.c. 19 7 1 82 19 7 1 82 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Color test of water is done with an instrument called Turbidimeter Colorimeter Electro-chemical cell Tintometer Turbidimeter Colorimeter Electro-chemical cell Tintometer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fluorosis (a bone disease) is caused by the presence of high concentration of __________ in atmospheric air. Nitrogen dioxide Hydrogen flouride Hydrogen sulphides Hydrocarbons Nitrogen dioxide Hydrogen flouride Hydrogen sulphides Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In sewage treatment, the detention period allowed for oxidation ponds ranges from __________ weeks. 1 to 2 9 to 10 15 to 20 4 to 5 1 to 2 9 to 10 15 to 20 4 to 5 ANSWER DOWNLOAD EXAMIANS APP
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