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What is the formula for pipe size calculation?

• The equation for pipe diameter is the square root of 5 times the flow rate divided by pi times velocity

• The equation for pipe diameter is the square root of 6 times the flow rate divided by pi times velocity

• The equation for pipe diameter is the square root of 7 times the flow rate divided by pi times velocity

• The equation for pipe diameter is the square root of 8 times the flow rate divided by pi times velocity

• The equation for pipe diameter is the square root of 4 times the flow rate divided by pi times velocity

How do you determine the total sulphur in crude oil?

• Using titration method

• Using oxidative microcoulometry

• All above

• Using X-Ray spectroscopy

• Using combustion analysis or elemental analysis

How many main types of production layouts are there?

• 5

• 4

• 6

• 7

• 8

Paraffin waxes are used to make…

• Case

• Asphaltenes

• Aromatics

• Lubricants

• Beverage cartons

RFG (Reformulated Gasoline) has less…

• Aromatics

• Nitrogen

• Sulfur

• Hydrocarbon

• Octane

Metrology, as a science, deals with quantities:

• Mathematical

• Perfect

• Computable

• Physical

• Abstract

If the characteristics of random processes are determined, then the measurements are called…

• Indirect

• Statistical

• Cumulative

• Straight

• Probabilistic

What technical means are designed to detect physical properties?

• Material measures

• Measuring instruments

• Indicators

• Measuring systems

• Sensing devices

What step of hydrocracking catalyst do not involve?

• Grinding

• Washing

• Forming

• Calcination

• Filtration

What means FCC?

• Federal Communications Commission

• It has no meaning

• No answer is correct

• Fluid Catalytic Cracking

• All answers are correct