⟩ What is MAC (Media Access Control) address?
The address for a device as it is identified at the Media Access Control (MAC) layer in the network architecture. MAC address is usually stored in ROM on the network adapter card and is unique.
The address for a device as it is identified at the Media Access Control (MAC) layer in the network architecture. MAC address is usually stored in ROM on the network adapter card and is unique.
In a refinery petroleum crude is fractionated into gas fraction, light ends, intermediate distillates, heavy distillates, residues and by products. The group of products including gas oil, diesel oil and heavy fuel oil belongs to the fraction A. heavy distillates B. intermediate distillates C. light ends D. residues
Crude topping column operates at __________ pressure. A. atmospheric B. 10 atm C. vacuum D. 3 atm.
Pick out the correct statement pertaining to catalytic cracking. A. With increase in the reactor pressure, octane number of gasoline decreases. B. With increase in the reactor temperature, gasoline yield decreases for a given conversion. C. Percentage conversion increases with increase in the catalyst to oil ratio. D. all (a), (b) and (c)
Feedstock for polymerisation is A. naphtha. B. cracked gases rich in C2 & C4 olefins. C. low boiling aromatics. D. none of these.
Smoke point of a good burning kerosene may be around __________ mm. A. 0-5 B. 20-25 C. 60-75 D. 100-120
Quinoline is a/an __________ compound. A. sulphur B. nitrogen C. oxygen D. none of these
Which of the following is a naphthene? A. Butene B. Butadiene C. Cyclohexane D. Acetylene
Which of the following processes is used for the production of petroleum coke? A. Stabilisation B. Visbreaking C. Cracking D. Reforming
With increase in the number of carbon and hydrogen atoms in hydrocarbon molecules, the density of petroleum products A. decreases B. increases C. remains same D. unpredictable from the data
Visbreaking A. uses natural gas as feed B. is carried out at atmospheric pressure C. produces fuel oil of lower viscosity D. produces gasoline only