The following are products produced by oil and gas companies, except ...

• Natural Gas

• Liquified Petroleum Gas

• Condensate

• Liquified Natural Gas

What is the main ingredient for natural gas?

• Carbon

• Methane

• Oxygen

• Propane

What is the difference between LPG and LNG?

• LNG mainly methane while LPG is a mixture of propane and methane

• LNG mainly methane while LPG is a mixture of propane and butane

• LNG mainly hydrogen while LPG is a mixture of propane and methane

• LNG mainly methane while LPG is a mixture of propane and hydrogen

Which of the following statement about volume comparison between natural gas and LNG is true?

• 1 kg of natural gas is 600 times smaller than 1 kg of LNG

• 1 kg of natural gas is 600 times larger than 1 kg of LNG

• 1 kg of natural gas is equal to 1 kg of LNG

Select the correct properties of Liquefied Natural Gas (LNG)

• Colorless

• Non toxic

• Odorous

• Corrosive

• All the properties mentioned are correct

Which of the following statement shows the correct sequence of LNG processing

• CO2 removal - dehydration - fractionation - liquefaction - storage

• dehydration - CO2 removal - fractionation - liquefaction - storage

• CO2 removal - fractionation - dehydration - liquefaction - storage

• dehydration - fractionation - liquefaction - storage

based on the following picture, select the appropriate process variable

• process variable: fluid level in tank

• manipulated variable: flowrate input

• process variable: fluid pressure in tank

• manipulated variable: fluid level input

the following picture shows ...

• cascade control system

• feedback control system

• feedforward control system

• single input single output control system

The objective of the control system shown in this figure is ...

• to maintain the water level in slug catcher

• to maintain the water pressure in slug sctacher

• to maintain the HC level in slug catcher

• to maintain the HC pressure in slug catcher

This picture shows ...

• single input multi output (SIMO) system control

• single input single output (SISO) system control

• multi input multi output (MIMO) system control

• multi input single output (MIMO) system control