Types of Cables

Q1

What does underground cable mean?

When the cable is buried in the ground for the transmission and distribution of electric power, it is known as an underground cable. This is used in densely populated areas.

Q2

Name the factor on which the insulation layer thickness of the conductor is decided in the cables.

It depends on the voltage.

Q3

How to protect the cable from mechanical injury?

By using the process of armouring, the cable can be protected from mechanical injury.

Q4

What does the screening of cables mean?

Screening of cables means protecting cables with the help of earthed wire mesh to avoid electromagnetic interference from other signals.

Q5

Which cable is used by the telecommunication company to transmit telephone signals?

Fibre Optics Cable is used by telecommunication companies to transmit telephone signals.