Gas Network/LPG Quiz

An operative can find their mandatory duties regarding correct combustion when working on gas appliances in (GSIUR) Regulation 26(9).

• Regulation 26(9)

• Regulation 27(1)

• Regulation 28(2)

• Regulation 29(3)

Regarding The Gas (Installation and Use) Regulations 26(9) what is the acronym to remember is by?

• FAQS
  Flue
  Always
  Questions
  Systems

• FLAPS
  Flue
  Length
  Air
  Position
  System

• FAGS
  Flue
  Air
  Gas
  Safety

• FAGS
  Flue
  Air
  Gas
  System

What is the specific gravity (SG) of methane?

• 0.55

• 0.65

• 0.75

• 0.85

When would CO be present in the products of combustion?

• When there is complete combustion

• When there is incomplete combustion

• When there is no combustion

• When there is excess oxygen

What is a Wobbe Number?

• It provides an indication of the heat output from a burner when a specific gas is used.

• It proivides an indication of the heat output of the appliance in KW

• Is it how much water an appliance uses

• It is how strong the gas is

CO would be present when ______ combustion occurred.

• complete

• incomplete

• spontaneous

• rapid

The families of gas are ______.

• noble gases

• alkaline earth metals

• halogens

• transition metals

Towns gas was is which gas family?

• Family 2

• Family 3

• Family 1

• Family 1 & 2

What is calorific value (CV)?

• The amount of heat released during complete combustion

• The amount of gas an appliance will use

• How good the burner is on an appliance

• How much gas will be used to heat homes

What will happen if the flame speed it too high?

• The flame will cause incomplete combustion

• The flame could light back inside the mixing tube

• The flame will lift causing excess pressure

• Nothing will happen