Diesel used in naval applications has a minimum cetane number of ___________________?

Related Mcqs:

1. Cetane number of a diesel fuel is the measure of its____________________?

   A. Ignition delay B. Smoke point C. Viscosity D. Oxidation stability...

2. Which of the following is an additive used for improving the cetane number of diesel ?

   A. Tetraethyl lead B. Tetramethyllead C. Ethyl nitrate or acetone D. None of these...

3. Cetane number of high speed diesel must be ≥_________________?

   A. 30 B. 45 C. 75 D. 95...

4. Cetane number of diesel used in trucks may be about __________________?

   A. 50 B. 14 C. 35 D. 85...

5. 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...

6. Diesel index (an alternative index for expressing the quality of diesel) is_______________?

   A. Determined by using a test engine B. Not related to aniline point C. Equal to cetane number plus 3 D. All A., B. & C....

7. Which of the following has the lowest cetane number ?

   A. Aromatics B. i-paraffins C. Naphthene D. Olefins...

8. Cetane number of alpha methyl naphthalene is assumed to be_________________?

   A. 0 B. 100 C. 50 D. ∞...

9. Aniline point of high speed diesel may be about ____________ °C ?

   A. 35 B. 70 C. 105 D. 150...

10. High aniline point of diesel indicates that, it _____________________?

    A. Is highly aromatic B. Has a large ignition delay C. Is highly paraffinic D. Has a low diesel index...