Cable Selection Quiz

What is cable selection defined as?

• The process of manufacturing cables

• The 'rules' for choosing cables for installation

• The design of cable structures

• The marketing of cable products

Which of the following is considered in cable selection?

• External influences

• Cable color

• Cable length

• Cable brand

What does the term "design current (Ib)" refer to in cable selection?

• The maximum voltage a cable can handle

• The current for which a cable is designed

• The length of the cable

• The color of the cable

Which of the following is NOT a factor in cable selection?

• Diversity

• Cable color

• Reference methods

• Correction factors

What does "diversity" refer to in cable selection?

• The variety of loads a cable can handle

• The color of the cable

• The length of the cable

• The brand of the cable

What does the second letter in the code for external influences indicate?

• The specific degree of the condition

• The general category of the external influence

• The circumstances or nature of the external influence

• The type of electrical component

What is an example of the circumstances or nature of an external influence?

• Electrical Components

• Safety Standards

• Presence of Water

• Internal Influences

What is the significance of choosing the correct size of conductor?

• To match the ambient temperature

• To ensure proper design current meeting all safety parameters

• To avoid contact with earth

• To use combustible materials

What must you work out after determining the design current of the circuit (Ib)?

• The voltage rating of the circuit

• The current rating or setting (In) of the protective device

• The resistance of the circuit

• The power factor of the circuit

What does the inequality It ≥ Iz ≥ represent in the context of cable correction?

• The cable's length requirements

• The current carrying capacity requirements

• The cable's color requirements

• The cable's weight requirements