Petroleum Refinery Engineering For gasoline, the flash point ( Saybolt chromometer Pensky-Marten's apparatus None of these Abel apparatus Saybolt chromometer Pensky-Marten's apparatus None of these Abel apparatus ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following constituents present in petroleum is responsible for ash formation? Oxygen compounds Organometallic compounds Sulphur compounds Nitrogen compounds Oxygen compounds Organometallic compounds Sulphur compounds Nitrogen compounds ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following additives improves the cetane number of diesel? Tetra ethyl lead Napthenic acid Amyl nitrate Ethyl mercaptan Tetra ethyl lead Napthenic acid Amyl nitrate Ethyl mercaptan ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to Sustain the reactor pressure Obviate catalyst poisoning Maintain the reaction temperature Hydrogenate the feed stock Sustain the reactor pressure Obviate catalyst poisoning Maintain the reaction temperature Hydrogenate the feed stock ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalytic desulphurisation process used for sweetening of straight run gasoline and kerosene uses __________ as catalyst. Activated clay All of these Fuller's earth Bauxite Activated clay All of these Fuller's earth Bauxite 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 Neither A nor B Less than 90% promotes polymerisation Both A & B More than 98% promotes cracking Neither A nor B Less than 90% promotes polymerisation Both A & B ANSWER DOWNLOAD EXAMIANS APP
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