Mixed Circuits Quiz

What is the typical wattage for lighting points or appliances wired off a 2.5mm² socket outlet circuit?

• Less than 150 W

• More than 200 W

• Exactly 100 W

• Less than 50 W

In some cases, what size conductor may be used for the entire circuit?

• 2.5 mm²

• 1.0 mm²

• 3.0 mm²

• 1.5 mm²

What is the significance of Table 3.3 in the document?

• It specifies the CSA requirements for conductors

• It lists approved cable colors

• It provides voltage drop calculations

• It details installation procedures

What is the main consideration when using a mix of cable sizes on a single circuit?

• Protecting the smallest cable

• Using the largest cable

• Balancing the load

• Reducing the cost

What is the impact of an overload fault on equipment performing special functions?

• It enhances performance

• It causes loss of supply

• It reduces power consumption

• It improves efficiency

What should be avoided in the design to prevent issues?

• Overloading

• Underloading

• Nuisance tripping

• Short circuits

What is the minimum size cable that can be used for lights, if actual demand is calculated and used?

• Use a smaller circuit breaker

• Use a 1.5 mm² cable

• Use a larger cable

• Use a different table for guidance

What size cable must socket outlets in mixed circuits be wired with?

• 1.5 mm²

• 2.0 mm²

• 2.5 mm²

• 3.0 mm²

What should have its actual demand used according to the document?

• Fixed equipment

• Portable equipment

• Temporary equipment

• Mobile equipment

For a cable with a cross-sectional area of 25 mm², what is the protective device rating (Iᵢ) when it is enclosed in air?

• 50 A

• 63 A

• 80 A

• 100 A