Why are single-core cables not usually armoured?

Question

ITI Exams · Accepted Answer

Single-core cables are not usually armoured to avoid excessive sheath losses.
Armouring can introduce additional losses, which are undesirable in low-voltage applications.
The lead sheath acts as a moisture barrier, protecting the insulation from environmental damage.

Why are single-core cables not usually armoured?

To reduce manufacturing costs

To avoid excessive sheath losses

To increase flexibility

To improve conductivity

Right Answer is:
To avoid excessive sheath losses

SOLUTION

Why are single-core cables not usually armoured?

To reduce manufacturing costs

To avoid excessive sheath losses

To increase flexibility

To improve conductivity

Right Answer is: To avoid excessive sheath losses

SOLUTION

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Right Answer is:
To avoid excessive sheath losses