WorksheetsEAL unit 4 revision 1
Total questions: 15
Worksheet time: 8mins
which of the following statutory regulations is most important when planning an installation?
Health and safety act 1974
bs 7671
Building Regs 2000
Electricity at work regs 1989
which of the following is an important consideration regarding the movement of vehicles and adequate flood lighting?
safe access and egress
training facilities
adequate welfare facilities
a safety policy
According to the EAW act 1989. when can you carry out a "live" repair
only if supervised
only if you are "competent"
never
only if you are experienced
Band 1 and Band 2 cabling can be enclosed in the same enclosure if:
they are insulated to the highest voltage present
they are at 90' to each other
separated by metal divisions
wrapped around each other
Which document details the duties of employers to employees in providing a safe place of work?
IET wiring regs
Building regs
EAW regs
Health and safety at work act
Ignoring BS 7671 may well cause:
an electrical fire
a real fire
a solid fuel fire
a gas fire
removing all elements of electrical supply to a piece of equipment in order to ensure the safety of those working on it, is one definition of:
emergency switching
functional switching
switching for isolation
switching for mechanical maintenance
the rapid disconnection of the electrical supply to prevent or remove danger is one definition of:
emergency switching
functional switching
switching for isolation
switching for mechanical maintenance
Switching electrical equipment in normal service is:
emergency switching
functional switching
switching for isolation
switching for mechanical maintenance
the maximum working temperature of PVC/PVC thermoplastic is:
40'C
50'C
60'C
70'C
a light fitting or small spot light must be fixed an adequate distance from:
combustible material
combustible walls
combustible ceilings
combustible joists
which of the following CANNOT be used as an isolator?
switch
circuit breaker
a semi-conductor
switch disconnector
What equipment type does this symbol relate to?
Class I
Class II
Class III
Class IV
three factors that would affect the choice of wiring system would include: (more than 1)
Temperature
Animals and plants
architect
impact damage
Additional protection applies to: (more than 1)
cables in metal enclosures
SWA
cables embedded > 50mm
cables embedded < 50mm
special locations
