Petroleum Refinery Engineering Which parameter is used for the grading of paraffin waxes? Specific gravity Viscosity Melting point Penetration number Specific gravity Viscosity Melting point Penetration number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Natural gasoline is produced From oil wells By natural gas stripping In oil refineries None of these From oil wells By natural gas stripping In oil refineries None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Absolute vapor pressure of petrofuels is found by Reid bomb which is heated in water bath to 100°F. In Reid apparatus, the ratio of the volume of air chamber to that of the liquid fuel chamber is 4 1 2 3 4 1 2 3 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feedstock for polymerisation is Low boiling aromatics Cracked gases rich in C₂ & C₄ olefins Naphtha None of these Low boiling aromatics Cracked gases rich in C₂ & C₄ olefins Naphtha None of these 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 Neither A nor B Less than 90% promotes polymerisation More than 98% promotes cracking Both A & B Neither A nor B Less than 90% promotes polymerisation More than 98% promotes cracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Iso-octane is used as a reference substance in the definition of octane number and it is assigned an octane number value of 100. Iso-octance is chemically known as Tetra methyl ethylene 2-2-4 tri methyl pentane 1, 3 butadiene α-methyl naphthalene Tetra methyl ethylene 2-2-4 tri methyl pentane 1, 3 butadiene α-methyl naphthalene ANSWER DOWNLOAD EXAMIANS APP
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