Environmental Engineering in CE Which of the following is not a source of ozone emission in the atmosphere? Refrigerators High voltage electrical equipments Xerox machines Dermatological photo-therapy equipments Refrigerators High voltage electrical equipments Xerox machines Dermatological photo-therapy equipments ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following plants does not emit appreciable amount of SO₂ in atmosphere? Nitric acid plant Sulphuric acid plant Petroleum refinery Thermal power plant Nitric acid plant Sulphuric acid plant Petroleum refinery Thermal power plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Moist atmospheric air at high temperature (e.g., in summer) having high concentration of sulphur dioxide causes Corrosion, tarnishing & soiling of metals Reduced strength of textiles Fading of dyes on textiles All of these Corrosion, tarnishing & soiling of metals Reduced strength of textiles Fading of dyes on textiles All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Reingleman chart is used for the evaluation of __________ pollution. Water Noise Air Radioactive Water Noise Air Radioactive ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Particulates (< 1μm size) remaining suspended in air indefinitely and transported by wind currents are called Fumes Aerosols Mists Smoke Fumes Aerosols Mists Smoke ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Exposure to SO₂ containing chimney gases results in the Acceleration of corrosion rates of metals All of these Reduction in strength of leather & cloth Increased drying & hardening time of paints Acceleration of corrosion rates of metals All of these Reduction in strength of leather & cloth Increased drying & hardening time of paints ANSWER DOWNLOAD EXAMIANS APP
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