Petroleum Refinery Engineering The pressure (kg/cm² ) and temperature (°C) maintained in electrical desalters for crude oil are respectively 1 and 200 10 and 120 50 and 250 10 and 300 1 and 200 10 and 120 50 and 250 10 and 300 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of atmospheric distillation residue is determined by __________ apparates. Pensky-Martens (closed cup type) None of these Cleveland (open cup type) Abel Pensky-Martens (closed cup type) None of these Cleveland (open cup type) Abel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which parameter is used for the grading of paraffin waxes? Specific gravity Melting point Viscosity Penetration number Specific gravity Melting point Viscosity Penetration number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration More than 98% promotes cracking Less than 90% promotes polymerisation Neither A nor B Both A & B More than 98% promotes cracking Less than 90% promotes polymerisation Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pressure & temperature maintained in catalytic cracking is about 30atm & 200°C 2atm & 500°C 50atm. & 750°C 10atm & 500°C 30atm & 200°C 2atm & 500°C 50atm. & 750°C 10atm & 500°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The coking process normally mostly used in Indian oil refineries is the __________ coking process. Delayed Contact Fluid Flexi Delayed Contact Fluid Flexi ANSWER DOWNLOAD EXAMIANS APP
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