Petroleum Refinery Engineering Diesel index.(an alternative index for expressing the quality of diesel) is All of these Not related to aniline point Determined by using a test engine Equal to cetane number plus 3 All of these Not related to aniline point Determined by using a test engine Equal to cetane number plus 3 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 Both A & B Less than 90% promotes polymerisation Neither A nor B More than 98% promotes cracking Both A & B Less than 90% promotes polymerisation Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke volatility index is equal to smoke point plus 5 mm 0.42 x(% distilled at 204°C) 0.84 x (% distilled at 204°C) 10 mm. approximately 5 mm 0.42 x(% distilled at 204°C) 0.84 x (% distilled at 204°C) 10 mm. approximately ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Ethyl mercaptan is added to the Doctor negative LPG for facilitating the detection of its leakage (by bad odour) to the extent of about __________ ppm. 5000 1 50 10000 5000 1 50 10000 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil produced by Indian oil fields are predominantly __________ in nature. Naphthenic Paraffinic Asphaltic Mixed base Naphthenic Paraffinic Asphaltic Mixed base ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tetra-ethyl lead is added in gasoline to Increase its smoke point Increase its octane number Reduce gum formation Reduce the pour point Increase its smoke point Increase its octane number Reduce gum formation Reduce the pour point ANSWER DOWNLOAD EXAMIANS APP
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