Option D
Penetration test determines the __________ of the grease. A. stiffness B. lubricating properties (e.g. oilness) C. service temperature D. variation in viscosity with temperature
Cetane number of high speed diesel must be ≥ A. 30 B. 45 C. 75 D. 95
LSHS is a type of furnace oil, which A. is more viscous than high viscosity furnace oil (HVFO). B. stands for low sulphur heavy stock. C. is an ideal fuel for metallurgical furnaces due to its lower sulphur content (< 1%). D. all (a), (b) and (c).
Hydro-fining is the most recent and effective method for the A. removal of sulphur. B. improvement of smoke point. C. reduction of breathing loss. D. improvement of viscosity index.
Fuel oil is subjected to visbreaking to reduce its A. pour point B. viscosity C. pressure drop on pumping D. all (a), (b) and (c)
Which is the most desirable component of a good quality kerosene? A. i-paraffins B. Aromatics C. n-paraffins D. Naphthenes
In hydrofining catalytic desulphurisation process for sweetening of petroleum products, use of hydrogen A. enhances the desulphurisation process. B. minimises coke formation. C. both (a) and (b). D. neither (a) nor (b).
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
Smoke volatility index is equal to smoke point plus A. 0.42 x(% distilled at 204°C) B. 5 mm C. 0.84 x (% distilled at 204°C) D. 10 mm. approximately
Deoiling is the process of removal of oil from wax. It is done by the __________ process. A. solvent extraction B. sweating C. resettling D. all (a), (b) & (c)
rendc.org
Whether it is technological solutions or user-oriented innovations, We have put together for you the best sources of HR Interview Questions and Answers, Tech Ideas, and Programming Tutorials."
Get all the latest information on rendc.org
© 2022 | All rights reserved.
RENDC
welcome to www.rendc.org
