Petroleum Refinery Engineering Mcqs for Chemical


Q.  Pick out the undesirable property for a solvent meant for dewaxing of lube oil ?

a. Complete miscibility with oil
b. High solubility of wax in the solvent
c. Both A. and B.
d. Neither A. nor B.


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Both asphalt and wax are produced by ______________ base crude oils?
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MCQs:  Fuel oil is subjected to visbreaking to reduce its_______________?
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MCQs:  Viscosity index of a lubricating oil_________________?
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MCQs:  Which of the following has the highest viscosity of all (at a given temperature) ?
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MCQs:  Flash point of motor gasoline may be around ______________ °C?
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MCQs:  High aniline point of diesel indicates that, it _____________________?
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MCQs:  Which of the following has the lowest flash point of all ?
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MCQs:  Complete removal of _____________ from gasoline is done by Unisol process using caustic soda and methyl alcohol?
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MCQs:  Crude oil produced by Indian oil fields are predominantly _______________ in nature?
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MCQs:  Pressure maintained in the high pressure primary tower of a three stage crude oil distillation system is about ______________ kg/cm2?
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MCQs:  Illuminating characteristics of kerosene is expressed by its_____________?
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MCQs:  Alkylation_____________________?
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MCQs:  In Hydrofining catalytic desulphurisation process for sweetening of petroleum products, use of hydrogen_________________?
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MCQs:  Octane number of gasoline is a measure of its__________________?
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MCQs:  Crude oils containing more than ____________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a ‘salty crude’ ?
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MCQs:  The most commonly used feed stock for the reforming reactor is ___________________?
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MCQs:  Smoke point of a test sample of kerosene is found to be 15 mm. On removal of ________________ from it, the smoke point rises to 25 mm?
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MCQs:  Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatization by liquid SO2 extraction (Edeleanu process), its smoke point may become _______________________ mm?
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MCQs:  Aniline point is the _________________?
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MCQs:  Which of the following is used as a catalyst in fluidised bed catalytic cracking ?
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