31. Revision Mock 2

• Mock
• Further Education (Key Stage 5)

Revision Mock 2

1. This test is designed to assess current knowledge in gas safety only. 

2. Reference material is permitted. 

3. Regulations referred to in this assessment paper mean, the Gas Safety (Installation & Use) Regulations 1998. 

The Gas Safety (Installation & Use) Regulations, defines an ‘Appropriate Fitting’ as being: -

1. Tees and Elbows
2. Copper Tube
3. A fitting that is used to make a gas tight seal
4. Mild Steel

The Gas Safety (Installation & Use) Regulations apply to any gas fitting used in connection with: -

1. Gas conveyed to a dwelling through a distribution main only.
2. Gas conveyed from a storage vessel only.
3. Gas conveyed to a dwelling through a distribution main or from a storage vessel.
4. Gas supplied through a distribution main to pressurise a storage vessel only.

Which of the following installations ARE covered by The Gas Safety (Installation & Use) Regulations: -

1. Natural Gas powered Cars.
2. Natural Gas powered Fork Lift Truck.
3. Natural Gas powered Bus.
4. Hired holiday houseboat connected to a metered Natural Gas supply.

From the following list, indicate what installations ARE NOT covered by The Gas Safety (Installation & Use) Regulations: -

1. Gas fittings used in a training or assessment centre.
2. Gas fittings used in a dwelling.
3. Gas fittings used in a houseboat.
4. Gas fittings used in rented accommodation.

The Gas Safety (Installation & Use) Regulations specifically state, ‘no person shall carry out work in relation to a gas fitting unless they are’: -

1. A Plumber.
2. A Gas Fitter.
3. Competent to do so.
4. A Pipe Fitter.

Where an installer, who is working on the existing gas supplies, leaves the property for more material, he/she must ensure: -

1. A temporary continuity bond is left in place.
2. An ‘At Risk’ notice is displayed
3. A work in progress notice is displayed.
4. All open ends of the pipe work are sealed.

Where work is carried out, on a gas supply, that may effect the gas tightness of the installation, on completion of the work the installation must be immediately: -

1. Vented
2. Purged
3. Serviced
4. Soundness tested

Where a gas supply is likely to be exposed to any harmful or corrosive substances, it must be suitably protected with: -

1. Corrosion resistant material.
2. Water resistant material.
3. Lead Alloy.
4. Mild Steel.

A second hand appliance can only be installed if it: -

1. Has been suitably modified.
2. Is verified to be in safe condition.
3. Comes with a guarantee of purchase.
4. Has a modern flame supervision device fitted.

Can the flame supervision device found in an oven be wedged open, to allow the consumer to continue using the appliance?: -

1. Only with the customers permission.
2. Only if burner rating in the oven is less than 7kW.
3. Only where the customer agrees a future date for the replacement part to be fitted.
4. This is not allowed.

Where CORGI decide to remove an installer from the Gas Safe register
they must:-

1. Give a years notice.
2. Phone and tell the installer they are removed from the list.
3. Send an inspector to tell them.
4. Give notice of withdrawal of such approval in writing.

From the following list, a safety inspection on an appliance for a Landlord, should include: -

1. The flue, ventilation, burner pressure and its safe functioning.
2. The flue and ventilation only.
3. Ventilation only.
4. The appliance efficiency only.

A net rated appliance burns 0.040 m3 of gas in 2 minutes. What is its gas rate?

1. 14.3kw
2. 11.6kw
3. 13.3kw
4. 4kw

A gross appliance using an imperial meter takes 1 minute and 22 seconds to complete a revolution.
What is its gas rate?

1. 11.8kw
2. 12.3kw
3. 13.4kw
4. 14.7kw

When you carry out a gas rate on an oven, you do so with the oven door…

1. Open
2. Closed

A ventilation brick has an effective area of 45cm2. What size of net open flued appliance will it be suitable for?

1. 13kw
2. 14kw
3. 15kw
4. 16kw

The meter volume of a U6 meter is

1. 0.0024
2. 0.008
3. 0.025
4. 0.01

The minimum support interval for 22mm mild steel pipe running horizontally is

1. 2.5m
2. 3.0m
3. 2.7m
4. 2m

An open flued appliance of 12kw net is placed in a compartment which has ventilation air directly from outside. What LOW LEVEL ventilation is required?

1. 25 cm2
2. 110 cm2
3. 60 cm2
4. 120 cm2

Which of the following items in a room would affect the outcome of a spillage test?

1. Radiant electric fire
2. Ceiling Fan
3. Intumescent Air Vent
4. Poorly notched joist

A room sealed fan draught appliance terminal should be no closer below a gutter than

1. 75mm
2. 300mm
3. 600mm
4. 1200mm

A number of circumstances can lead to flue reversal. Which of the following is NOT one of them?

1. Heat loss in the secondary flue
2. Incorrect terminal location
3. Poorly maintained enamel covering
4. Climatic Conditions

When using a gas cooker to test the meter governor working pressure it must be set to

1. Full Rate
2. FSD Bypass Rate
3. Thermostat Bypass Rate
4. Three burners at full rate