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. 10000 1 5000 50 10000 1 5000 50 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Naphthenic acid is represented by CnHsub>2n+2O₂ (n ≥ 6) CnHsub>2n-2O₂ CnHsub>2n+6O₂ (n ≤ 6) CnH2n+2O₂ CnHsub>2n+2O₂ (n ≥ 6) CnHsub>2n-2O₂ CnHsub>2n+6O₂ (n ≤ 6) CnH2n+2O₂ ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Good quality kerosene should have High smoke point Low smoke point Low paraffins content High aromatics content High smoke point Low smoke point Low paraffins content High aromatics content ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering A petroleum well is called 'dry', if it contains Only natural gas All of these Very little oil No natural gas Only natural gas All of these Very little oil No natural gas ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feed for reforming is generally Naphtha or straight run gasoline Reduced crude Vacuum gas oil Atmospheric gas oil Naphtha or straight run gasoline Reduced crude Vacuum gas oil Atmospheric gas oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration Both A & B 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 ANSWER DOWNLOAD EXAMIANS APP
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