Environmental Engineering in CE Permissible safe limit (TLV) of __________ toxic gas is 100-1000 parts per million (ppm). Highly Very extremely Extremely Moderately Highly Very extremely Extremely Moderately ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following plants does not emit appreciable amount of SO₂ in atmosphere? Petroleum refinery Nitric acid plant Thermal power plant Sulphuric acid plant Petroleum refinery Nitric acid plant Thermal power plant Sulphuric acid plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The upper layer of atmosphere is called the Stratosphere Ionosphere None of these Troposphere Stratosphere Ionosphere None of these Troposphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of ozone (O₃) and phosgene (COCl₂) in air is __________ ppm. 25 100 0.1 1000 25 100 0.1 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most detrimental for water used in high pressure boiler? Silica Dissolved oxygen Phenol Turbidity Silica Dissolved oxygen Phenol Turbidity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ionisation potential employed in the industrial electrostatic precipitator is of the order of 30 to 70 kV AC 30 to 70 kV DC 230 V DC 230 V AC 30 to 70 kV AC 30 to 70 kV DC 230 V DC 230 V AC ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS