Petroleum Refinery Engineering Name the hydrocarbon having the poorest oxidation stability. Paraffin Olefin Aromatics Naphthene Paraffin Olefin Aromatics Naphthene 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 CnH2n is the general formula for Neither A nor B Both A & B Olefins Naphthenes Neither A nor B Both A & B Olefins Naphthenes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. Increased residence time results in the decreased severity of cracking Moderate changes in operating temperature does not change the depth of cracking At low pressure, the yield of lighter hydrocarbons are more Greater depth of cracking gives lower octane number gasoline Increased residence time results in the decreased severity of cracking Moderate changes in operating temperature does not change the depth of cracking At low pressure, the yield of lighter hydrocarbons are more Greater depth of cracking gives lower octane number gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Equal volumes of aniline and diesel oil when mixed at room temperature (during summer) was found to be completely mis-cible. It means that the aniline point of the diesel is __________ the room temperature. More than Less than Either more or less; depends on the room temperature Same as More than Less than Either more or less; depends on the room temperature Same as ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Cetane number of a diesel fuel is the measure of its Ignition delay Viscosity Smoke point Oxidation stability Ignition delay Viscosity Smoke point Oxidation stability ANSWER DOWNLOAD EXAMIANS APP
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