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Listening Quiz: Thảo Luận Yêu Cầu BS 7671 Cho Công Trình Đi Dây Điện Lại Nhà Dân – Easy Level
Th4 29, 2024
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Kỹ sư điện (English for Electrical Engineer)
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1.
What are Michael and Linda mainly discussing?
A plan for decorating a living room
How to choose furniture for a new house
The rules and safety requirements for a domestic rewire
The cost of repairing a broken appliance
Explanation:
They discuss BS 7671 requirements for a domestic rewire, including cables, RCDs, earthing, and testing.
2.
According to Michael, what type of cables should be used?
Fiber-optic cables
PVC insulated cables
Aluminum outdoor cables
Copper-only cables
Explanation:
Michael says, ‘We use PVC insulated cables for safety.’
3.
What does Michael say about protection devices?
They are used only for lighting circuits
They are optional if the wiring is new
They replace the need for earthing
They must be fitted to prevent shocks
Explanation:
Michael states that RCDs are needed to prevent shocks.
4.
What must be connected to earth?
All metal parts
Only the light fittings
Only the main switch
Only the kitchen sockets
Explanation:
Michael says, ‘We must connect all metal parts to earth.’
5.
Who can carry out the full testing and inspection?
Any homeowner
Any building inspector
Only a qualified electrician
The supplier of the cables
Explanation:
Michael says that only a qualified electrician can do the testing.
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