Environmental Engineering in CE Sound produced by an automobile horn heard at a distance of 1.5 metres corresponds to about __________ decibels. 150 90 120 180 150 90 120 180 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Black smoke coming out of the chimney of a furnace is an indication of the use of __________ in the furnace. Hydrocarbon fuel Low amount of excess combustion air Pulverised coal as fuel Large quantity of excess combustion air Hydrocarbon fuel Low amount of excess combustion air Pulverised coal as fuel Large quantity of excess combustion air ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The lowest layer of atmosphere is known as the Troposphere None of these Ionosphere Stratosphere Troposphere None of these Ionosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Pollution by particulate matter emission in the atmosphere does not take place during metal Cutting Polishing Machining Grinding Cutting Polishing Machining Grinding ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Sooty and sulphurous smog formed due to combustion of fossil fuels particularly in winter, continues throughout the day and night. When the moist atmospheric air's water vapor condenses on the solid particles of smoke thereby forming smog (smoke + fog), it causes Irritation in eyes All of these Poor visibility due to sky darkening Respiratory trouble Irritation in eyes All of these Poor visibility due to sky darkening Respiratory trouble ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Reinglemann chart is used for the measurement of the Flue gas temperature Exhaust gas density Combustibles present in automobile exhaust Smoke density from a chimey Flue gas temperature Exhaust gas density Combustibles present in automobile exhaust Smoke density from a chimey ANSWER DOWNLOAD EXAMIANS APP
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