
BS7671: Part 7 - 10 Questions
Authored by Neil Dartnall
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Professional Development
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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
1. With reference to the degree of protection of enclosures used in swimming pools where water jets are likely to be used for cleaning purposes, the index of protection must be to:
a) IPX2
b) IPX4
c) IPX5
d) IPX8
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
2. When under floor heating is provided in a swimming pool area, the electric heating unit embedded in the floor shall incorporate a metallic sheath connected to:
a) the supplementary equipotential bonding
b) the main equipotential bonding
c) the main earthing terminal of the installation
d) an independent earth electrode
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
3. In a touring caravan, instructions must be provided which include information relating to:
a) bonding arrangements
b) the use of obstacles to provide basic protection
c) the position of any gas appliances
d) a description of the installation
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
4. In the absence of manufacturers’ guidance, a radiant heater used in the vicinity of livestock should be placed at a distance not less than:
a) 2.5 m
b) 2.0 m
c) 1.5 m
d) 0.5 m
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
6. In agricultural premises, final circuits supplying socket-outlets with a rating not exceeding 32 A must be protected by an RCD with a residual operating current not exceeding:
a) 100 mA
b) 300 mA
c) 30 mA
d) 500 mA
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
7. All structural metal parts of a caravan that are accessible from within the caravan must be:
a) placed out of reach
b) covered in insulating material
c) bonded to the nearest accessory earthing terminal
d) connected to the main earthing terminal within the caravan
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
8. On a dairy farm, the particular requirements of section 705 within the IEE Regulations do NOT apply to:
a) staff dwellings
b) milking parlours
c) buildings used for storing equipment/tractors
d) barns housing livestock
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