Environmental Engineering in CE Out of the following, TLV of __________ is the minimum (about 0.02 ppm). Bromine Phosgene Ozone MIC (methyl iso-cynate) Bromine Phosgene Ozone MIC (methyl iso-cynate) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE As per the world health organisation (WHO) specification, the maximum permissible concentration (i.e., TLV) of particulate matter in air is __________ μg/m³.(μg-microgram) 750 10 90 800 750 10 90 800 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a source of ozone emission in the atmosphere? Refrigerators Xerox machines High voltage electrical equipments Dermatological photo-therapy equipments Refrigerators Xerox machines High voltage electrical equipments Dermatological photo-therapy equipments ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE High noise level in a chemical plant can be controlled by the Path control of noise Protection of operating personnel Suppression of noise at the source itself All of these Path control of noise Protection of operating personnel Suppression of noise at the source itself All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Tolerable limit of nitrogen oxides in air is __________ ppm. 5 25 0.1 1 5 25 0.1 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of high concentration of ozone and smog in atmospheric air causes the Damage of electrical insulator on high tension power line Cracking of rubber products Fading of dye on textiles Embrittlement & decrease of folding resistance of paper Damage of electrical insulator on high tension power line Cracking of rubber products Fading of dye on textiles Embrittlement & decrease of folding resistance of paper ANSWER DOWNLOAD EXAMIANS APP
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