Petroleum Refinery Engineering Molecular weight of crude oil is in the range of 100-120 230-250 600-850 450-550 100-120 230-250 600-850 450-550 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. Greater depth of cracking gives lower octane number gasoline Increased residence time results in the decreased severity of cracking At low pressure, the yield of lighter hydrocarbons are more Moderate changes in operating temperature does not change the depth of cracking Greater depth of cracking gives lower octane number gasoline Increased residence time results in the decreased severity of cracking At low pressure, the yield of lighter hydrocarbons are more Moderate changes in operating temperature does not change the depth of cracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke point of kerosene is the Temperature at which smoking starts Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp Time after which smoking starts on burning None of these Temperature at which smoking starts Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp Time after which smoking starts on burning None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Performance number of a liquid fuel is related to its Spontaneous ignition temperature Knocking tendency Wax content Sulphur content Spontaneous ignition temperature Knocking tendency Wax content Sulphur content ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Doctor's solution used for sweetening of petroleum products is Sodium sulphite Sodium thiosulphate Lead sulphate Sodium plumbite Sodium sulphite Sodium thiosulphate Lead sulphate Sodium plumbite ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxes present in petroleum products Can be separated out by distillation Decrease their viscosity Are not soluble in them Crystallise out at low temperature Can be separated out by distillation Decrease their viscosity Are not soluble in them Crystallise out at low temperature ANSWER DOWNLOAD EXAMIANS APP