Petroleum Refinery Engineering In catalytic alkylation, higher iso-butane to olefin ratio gives Both A & B Higher yield Neither A nor B Low final boiling point product Both A & B Higher yield Neither A nor B Low final boiling point product ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of Propane & butane Methane & ethane Methane & carbon monoxide Butane & ethane Propane & butane Methane & ethane Methane & carbon monoxide Butane & ethane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Maximum viscosity of tar/PCM/fuel oil for easy and efficient atomisation in conventional burner is __________ centistokes (or 100 Redwood I seconds). 5 100 25 50 5 100 25 50 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Ethyl mercaptan is added to the Doctor negative LPG for facilitating the detection of its leakage (by bad odour) to the extent of about __________ ppm. 5000 50 1 10000 5000 50 1 10000 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Penetration test determines the __________ of the grease. Variation in viscosity with temperature Service temperature Stiffness Lubricating properties (e.g. oilness) Variation in viscosity with temperature Service temperature Stiffness Lubricating properties (e.g. oilness) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Doctor's solution used for sweetening of petroleum products is Sodium plumbite Sodium thiosulphate Sodium sulphite Lead sulphate Sodium plumbite Sodium thiosulphate Sodium sulphite Lead sulphate ANSWER DOWNLOAD EXAMIANS APP
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