Petroleum Refinery Engineering In catalytic cracking process, olefins crack __________ times faster than in thermal cracking process. 200-300 10 1000-10000 100 200-300 10 1000-10000 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following constituents present in petroleum is responsible for ash formation? Oxygen compounds Nitrogen compounds Sulphur compounds Organometallic compounds Oxygen compounds Nitrogen compounds Sulphur compounds Organometallic compounds ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Aniline point is the temperature at which Equal weight of diesel & the aniline are completely miscible Equal volume of aniline & the test sample are completely miscible Equal weight of aniline & the test sample are completely miscible Aniline vaporises Equal weight of diesel & the aniline are completely miscible Equal volume of aniline & the test sample are completely miscible Equal weight of aniline & the test sample are completely miscible Aniline vaporises ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Vacuum maintained in the vacuum distillation column in oil refinery is in the range of about __________ mm Hg absolute. 1 to 5 450 to 500 30 to 80 250 to 350 1 to 5 450 to 500 30 to 80 250 to 350 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Antioxidants are added in petrol to Minimise the gum formation Prevent icing of the carburettor Prevent the lead build up in engines Impart colour to it, for easy identification Minimise the gum formation Prevent icing of the carburettor Prevent the lead build up in engines Impart colour to it, for easy identification ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering 1 centistoke is equal to __________ Redwood I seconds. 1 40.8 4.08 0.408 1 40.8 4.08 0.408 ANSWER DOWNLOAD EXAMIANS APP
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