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Cables MCQs: 40 Questions & Answers in Engineering

40 Cables MCQs in Engineering with answers & explanations. Practice objective questions for competitive exams, interviews & self-assessment — free on Extra E… Use the answer toggle below to show or hide all solutions, tap an option to check one question, or open a question for its own page.

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Cables MCQs: 40 Questions & Answers in Engineering

Empire tape is

Dielectric strength of rubber is around

Copper as conductor for cables is used as

Conduit pipes are normally used to protect _________ cables.

Capacitance grading of cable implies

Cables, generally used beyond 66 kV are

Cables for 220 kV lines are invariably

Cables are used for 132 kV lines.

A certain cable has an insulation of relative permittivity 4. If the insulation is replaced by one of relative permittivity 2, the capacitance of the cable will become

The cables, the location of fault is usually found out by comparing

A cable carrying alternating current has

If a cable of homogeneous insulation has a maximum stress of 10 kV/mm, then the dielectric strength of insulation should be

High tension cables are generally used up to

If a power cable and a communication cable are to run parallel the minimum distance between the two, to avoid interference, should be

If the length of a cable is doubled, its capacitance

In a cable the voltage stress is maximum at

In a cable immediately above metallic sheath _________ is provided.

In a cable, the maximum stress under operating conditions is at

In cables the charging current

In case of three core flexible cable the colour of the neutral is

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