5EE_BEEM_QUIZ

What are the two types of wiring mentioned in the prompt?

• data wiring

• fiber optic wiring

• low voltage wiring, high voltage wiring

• medium voltage wiring

What is the purpose of testing wiring installations?

• To increase the cost of installation

• To reduce the lifespan of the wiring

• The purpose of testing wiring installations is to ensure safety, functionality, and compliance with electrical standards.

• To make the wiring look more complex

What does IS stand for in the context of electrical standards?

• Industrial Standard

• Information System

• International Standard

• Indian Standard

Name one IS standard related to lighting requirements.

• IS 1234

• IS 9101

• IS 3646

• IS 5678

What is the significance of earthing resistance in electrical installations?

• Earthing resistance is significant for safety, preventing electric shocks, equipment damage, and ensuring system stability.

• Earthing resistance is primarily used for enhancing sound quality in audio systems.

• Earthing resistance has no impact on electrical efficiency.

• Earthing resistance is only important for aesthetic purposes.

What are bus bars used for in electrical systems?

• Bus bars are used to convert AC to DC power.

• Bus bars are used to distribute electrical power and connect multiple circuits in electrical systems.

• Bus bars are used to store electrical energy.

• Bus bars are used to insulate electrical wires.

How do you verify insulation resistance in wiring?

• Measure voltage drop across the conductors.

• Use an insulation resistance tester to measure the resistance between conductors and ground.

• Check for physical damage to the insulation.

• Use a multimeter to measure current flow.

What is the role of circuit breakers in electrical installations?

• Circuit breakers serve as energy storage devices.

• Circuit breakers act as safety devices that prevent electrical overloads and short circuits.

• Circuit breakers are used to enhance electrical conductivity.

• Circuit breakers are primarily used for voltage regulation.

What factors should be considered for illumination in commercial buildings?

• Factors to consider for illumination in commercial buildings include activity type, space layout, natural light, energy efficiency, lighting controls, and compliance with codes.

• Number of employees in the building

• Type of furniture used

• Color temperature of the walls

What is the difference between concealed and surface conduit wiring?

• Concealed conduit wiring is always more expensive than surface wiring.

• Concealed conduit wiring requires no installation permits.

• Surface conduit wiring is used exclusively in outdoor applications.

• Concealed conduit wiring is hidden within structures, while surface conduit wiring is visible on the surface.