⟩ Butadiene is a/an A. di-olefin B. naphthene C. aromatic D. olefin
Option A
Option A
Which of the following has the maximum °API gravity of all? A. Diesel B. Kerosene C. Petrol D. Furnace oil
Sulphuric acid treatment of petroleum products removes the __________ materials. A. gum forming B. color forming C. asphaltic D. all (a), (b) & (c)
Pressure maintained in the high pressure primary tower of a three stage crude oil distillation system is about __________ kg/cm2. A. 1.5 B. 3 C. 6 D. 12
Which is the most effective catalyst used in catalytic cracking of petroleum products? A. Iron oxide B. Nickel C. Vanadium pentoxide D. Zeolite
Which of the following hydrocarbons of same carbon atoms has minimum smoking tendency? A. Paraffins B. Naphthenes C. Aromatics D. Iso-paraffins
Which of the following processes consumes hydrogen? A. Fluid catalytic cracking B. Visbreaking C. Propane deasphalting D. None of these
Hydrogen content in petroleum products varies from 12 to 15% (by weight). As a result the difference between gross and net heating value of petroleum fuels varies in the range of __________ kcal/kg. A. 600-750 B. 250-350 C. 1000-1500 D. 2000-2500
Petroleum deposits are detected by the. A. oil seepage at the surface of the earth. B. measuremet of density, elasticity and magnetic & electric properties of the rock in the crust of the earth. C. age & nature of rocks inside the crust of the earth. D. all (a), (b) and (c)
Which of the following processes consumes hydrogen? A. Fluid catalytic cracking B. Visbreaking C. Propane deasphalting D. None of these
Which of the following has the highest viscosity of all (at a given temperature)? A. Naphtha B. Fuel oil C. Light diesel oil D. Petrol