Petroleum Refinery Engineering Pour point of a petrofuel is Multiple of 5°F None of these 5°C below the temperature at which oil ceases to flow Multiple of 3°F Multiple of 5°F None of these 5°C below the temperature at which oil ceases to flow Multiple of 3°F ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petrolatum is A mixture of microcrystalline wax in viscous hydrocarbon liquids None of these Petroleum coke Same as petroleum ether A mixture of microcrystalline wax in viscous hydrocarbon liquids None of these Petroleum coke Same as petroleum ether ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The proper arrangement of the petroleum fractions in order of their boiling points is Petrol > lubricating oil > diesel > LPG Petrol > diesel > LPG > lubricating oil Lubricating oil > diesel > petrol > LPG Lubricating oil > petrol > diesel > LPG Petrol > lubricating oil > diesel > LPG Petrol > diesel > LPG > lubricating oil Lubricating oil > diesel > petrol > LPG Lubricating oil > petrol > diesel > LPG ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil is subjected to vacuum distillation in the last stage, because None of these Lighter/low boiling products are prone to thermal decomposition High purity products can be obtained thereby High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose None of these Lighter/low boiling products are prone to thermal decomposition High purity products can be obtained thereby High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feedstock for polymerisation is Naphtha Cracked gases rich in C₂ & C₄ olefins Low boiling aromatics None of these Naphtha Cracked gases rich in C₂ & C₄ olefins Low boiling aromatics None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Mercaptans are added to liquefied petroleum gas (LPG) to Narrow down its explosion limit Reduce its cost Increase its calorific value Assist in checking its leakage from cylinder Narrow down its explosion limit Reduce its cost Increase its calorific value Assist in checking its leakage from cylinder ANSWER DOWNLOAD EXAMIANS APP
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