Power Line Components Quiz

What is the main material used for the conductor in underground cables?

• Copper

• Plastic

• Wood

• Glass

What voltage level is used for distribution to towns and villages?

• 5 kV

• 11 kV

• 20 kV

• 30 kV

What is the main reason for transmitting electricity over long distances?

• To increase energy loss

• To minimize energy loss

• To make it more expensive

• To make it more complicated

How do overhead line conductors compare in energy loss to underground conductors?

• They lose more energy

• They lose less energy

• They lose the same amount of energy

• They do not lose any energy

What is a cost advantage of overhead line conductors?

• More expensive to set up

• Cheaper to set up and maintain

• Same cost as underground

• Requires more materials

What type of tree is labeled as a potential hazard in the diagram?

• Small bush

• Tall tree

• Short tree

• Flowering plant

What is the purpose of the Transmission Right of Way?

• To grow trees

• To allow space for transmission lines

• To build houses

• To plant flowers

What is the main concern with trees in the Transmission Right of Way?

• They provide shade

• They can fall on the lines

• They look pretty

• They grow fruits

What is the term for additional components in overhead line design?

• Miscellaneous

• Essential

• Primary

• Basic

Which component is essential for preventing electrical accidents in overhead lines?

• Insulators

• Conductors

• Supports

• Cross arms