Worksheets9074/301 pp 7 Bonding in Gas Engineering
Total questions: 15
Worksheet time: 8mins
What is the purpose of electrical continuity bonding?
To ensure electrical safety by connecting metal parts
To increase electrical resistance
To reduce the cost of electrical installations
To enhance the aesthetic appearance of electrical systems
What is supplementary bonding primarily used for?
To provide additional safety in specific areas
To replace equipotential bonding
To connect non-metallic parts
To reduce electrical consumption
What is the primary benefit of equipotential bonding?
It minimizes the risk of electric shock
It reduces energy consumption
It enhances signal strength
It lowers installation costs
What should be the condition of the Safety Electrical Connection label?
Do Not Remove
Remove if necessary
Replace annually
Ignore
Where should earth clips be placed?
On painted surfaces
On clean pipework
On rusty pipes
On plastic pipes
Where are continuity bonds placed to avoid unsightly wiring?
In the garden
Behind appliances
On the roof
Under the floor
What is the purpose of supplementary bonding in gas engineering?
To join all individual pipes together
To increase water pressure
To reduce gas consumption
To enhance pipe insulation
What is attached at either end of a temporary continuity bond?
Soldered joints
Screws
Crocodile clamps
Adhesive tape
What is the primary function of crocodile clamps in temporary continuity bonds?
To cut the cable
To secure the bond to the pipe
To measure voltage
To insulate the pipe
What is the correct minimum distance gas pipework should be from a consumer unit?
100mm
150mm
200mm
250mm
What might happen if the clamp is not secured tightly?
The pipe will be clean.
The connection may fail.
The label will be in place.
The continuity will be tested.
What did the heating engineer hit after receiving the electric shock?
A wall
His head
The floor
A table
What type of system was the heating engineer attempting to repair?
Electrical system
Central heating system
Plumbing system
Air conditioning system
Where should the second probe be placed during an earth continuity test?
On appliance casing or pipework
On the main earth bar
On the power outlet
On the circuit board
What type of metalwork is mentioned in the context of the earth continuity test?
Pipes, boilers, appliances, metal sinks
Wires, cables, switches, outlets
Transformers, generators, motors
Batteries, capacitors, resistors
