Electrician Red Seal · Question
Which type of wiring method is generally preferred in dry, accessible basement areas of residential dwellings for ease of installation and cost-effectiveness?
Non-Metallic Sheathed Cable (NMD90) is very commonly used in residential construction for general wiring in dry and accessible locations like basements due to i
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Question: Which type of wiring method is generally preferred in dry, accessible basement areas of residential dwellings for ease of installation and cost-effectiveness?
Answer options:
- Rigid Metal Conduit (RMC) ✅ Non-Metallic Sheathed Cable (NMD90)
- Electrical Metallic Tubing (EMT)
- Armoured Cable (AC90)
Correct answer: Non-Metallic Sheathed Cable (NMD90)
Explanation: Non-Metallic Sheathed Cable (NMD90) is very commonly used in residential construction for general wiring in dry and accessible locations like basements due to its ease of installation and lower cost compared to conduit systems or armoured cables.
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- A residential garage is to be wired with a 15 A, 120 V duplex receptacle. According to the Canadian Electrical
- During a renovation of a commercial kitchen, an electrician needs to replace an old single-phase, 240 V, 5 kW
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