⟩ True boiling point apparatus is used for the A. determination of characterisation factor. B. evaluation of oil stocks. C. determination of true vapour pressure. D. none of these.
Option D
Option D
Water separometer index (modified) (WSIM) of a petrofuel is the measure of its A. emulsification tendency. B. water separation characteristics. C. water content. D. water absorbing capacity from atmosphere.
Highest quality bitumen is produced from the __________ crude oil. A. paraffinic B. naphthenic C. intermediate D. mixed
Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than __________ mg/kg of kerosene. A. 1 B. 20 C. 100 D. 500
Ethyl mercaptan is a/an __________ compound. A. sulphur B. nitrogen C. oxygen D. none of these
Which of the following has the lowest cetane number? A. Aromatics B. i-paraffins C. Naphthene D. Olefins E. n-paraffins
A typical yield of kerosene in straight run distillation of crude oil may be about __________ percent. A. 4 B. 10 C. 18 D. 26
Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners? A. PCM B. Tar C. Light diesel oil D. Low viscosity furnace oil
Which of the following is a non-regenerative fixed bed catalytic reforming process? A. Hydroforming B. Thermofer catalytic reforming C. Platforming D. Hyperforming
Aniline point of high speed diesel may be about __________ °C. A. 35 B. 70 C. 105 D. 150
The vacuum maintained in vacuum distillation unit for reduced crude is about __________ mmHg. A. 1.2 B. 12 C. 120 D. 700