A typical yield of diesel in straight run distillation of crude oil may be about ________________ percent?

Related Mcqs:

1. A typical yield of kerosene in straight run distillation of crude oil may be about __________________ percent?

   A. 4
   B. 10
   C. 18
   D. 26

2. Naphtha yield in straight run distillation of crude oil may be about _______________ percent?

   A. 2
   B. 6
   C. 12
   D. 18

3. The yield of straight run LPG from crude oil is about ______________ weight percent?

   A. 20-25
   B. 1-1.5
   C. 10-15
   D. 0.1-0.2

4. Percentage of straight run gasoline in a typical crude oil may be around________________?

   A. 6
   B. 18
   C. 38
   D. 52

5. During electrical desalting of crude oil, the electrical conductivity of a mixture of crude oil and water (which ranges between 3 to 8% water) ________________ with increase in the amount of water?

   A. Decreases
   B. Increases
   C. Remains unchanged
   D. Decreases linearly

6. Water content in the crude oil as it comes out of oil well may be upto ______________ percent?

   A. 2
   B. 5
   C. 10
   D. 25

7. Paraffin base crude oil as compared to asphalt base crude gives___________________?

   A. Higher yield of straight run gasoline
   B. Higher octane number gasoline
   C. Lower viscosity index lube oil
   D. Poorer yield of lube oil

8. _____________ base crude oil is also called asphaltic crude?

   A. Paraffinic
   B. Naphthenic
   C. Mixed
   D. Aromatic

9. Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about _______________ mm Hg (absolute)?

   A. 5-10
   B. 30-80
   C. 150-250
   D. 350-400

10. Equal volumes of aniline and diesel oil when mixed at room temperature (during summer) was found to be completely miscible. It means that the aniline point of the diesel is _______________ the room temperature?

    A. More than
    B. Less than
    C. Same as
    D. Either more or less; depends on the room temperature