Environmental Engineering in CE Ionisation potential employed in the industrial electrostatic precipitator is of the order of 30 to 70 kV DC 230 V DC 30 to 70 kV AC 230 V AC 30 to 70 kV DC 230 V DC 30 to 70 kV AC 230 V AC ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise produced by cooling fans (employed in air cooled heat exchangers or cooling tower) is mainly caused due to the turbulence created by blade passage through air. It can be reduced by use of a slower fan With greater number of blades Neither A nor B Both A & B Of increased diameter With greater number of blades Neither A nor B Both A & B Of increased diameter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Growth of __________ is promoted by the presence of manganese in water. Micro-organisms Algae Files Mosquitoes Micro-organisms Algae Files Mosquitoes ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The major reason of hydrodynamic noise (i.e., noise resulting from liquid flow) is Fluctuation in liquid flow Boundary layer separation Pipe vibrations Cavitation Fluctuation in liquid flow Boundary layer separation Pipe vibrations Cavitation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Removal of __________ results from the disinfection of water. Turbidity Bacteria Odour Hardness Turbidity Bacteria Odour Hardness ANSWER DOWNLOAD EXAMIANS APP
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