Electrical Installation Maintenance Quiz

What is a pictorial diagram?

• A sketch using standard electrical symbols

• A photograph of the circuit

• A sketch showing the external appearance of each component

• A diagram that only shows the wiring

What type of circuit has only one path for current?

• Parallel Circuit

• Complex Circuit

• Series Circuit

• Open Circuit

What is the main advantage of a parallel circuit?

• It requires less voltage

• All lamps must be functional for the circuit to work

• It is easier to install

• If one lamp fails, the others continue to function

What does a schematic diagram use to represent components?

• 3D models

• Colored drawings

• Photographs

• Standard electrical symbols

What is an electrical plan?

• A safety manual for electrical installations

• A detailed description of electrical components

• A graphical presentation of electrical wiring connections

• A list of electrical tools needed

In a series circuit, how is the current distributed?

• It varies from bulb to bulb

• It is lower at the end

• It is the same through each load

• It is higher at the beginning

What is the voltage requirement for Christmas lights in a series circuit?

• 12 volts

• 9 volts

• 220 volts

• 110 volts

What type of diagram shows the actual number of components?

• Flowchart

• Electrical plan

• Schematic diagram

• Pictorial diagram

What happens if one lamp fails in a parallel circuit?

• The entire circuit fails

• The circuit becomes open

• Only the failed lamp goes out

• The other lamps will also fail

What is represented in an electrical plan?

• The cost of installation

• The position of electrical fixtures

• The type of wiring used

• The brand of electrical components