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It is difficult to maintain oil filled cables____________?
Related MCQs
The metallic sheath may be made of lead or lead alloy or of aluminium ?
If the length of a cable is doubled, its capacitance__________?
In the cables, sheaths are used to__________?
The breakdown of insulation of the cable can be avoided economically by the use of__________?
The intersheaths in the cables are used to__________?
If a cable of homogeneous insulation has a maximum stress of 10 kV/mm, then the dielectric strength of insulation should be__________?
In cables the charging current__________?
Solid type cables are considered unreliable beyond 66 kV because__________?
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__________?
Pressure cables are generally not used beyond__________?
The relative permittivity of rubber is__________?
The material for armouring on cable is usually__________?
Conduit pipes are normally used to protect _______ cables
PVC stands for__________?
In capacitance grading of cables we use a _______ dielectric?
The surge resistance of cable is__________?
The minimum dielectric stress in a cable is at__________?
In the cables, the location of fault is usually found out by comparing__________?
Cables, generally used beyond 66 kV are__________?
Low tension cables are generally used up to__________?
High tension cables are generally used up to__________?
Dielectric strength of rubber is around__________?
In a cable, the maximum stress under operating conditions is at__________?
In case of three core flexible cable the colour of the neutral is_________?
In single core cables armouring is not done to________?
The insulating material for cables should__________?
The current carrying capacity of cables in D.C. is more than that in A.C. mainly due to__________?
cables are used for 132 kV lines__________?
The bedding on a cable consists of__________?
In a cable immediately above metallic sheath ______ is provided
Empire tape is__________?
Which of the following protects a cable against mechanical injury__________?
The insulating material for a cable should have__________?
The thickness of the layer of insulation on the conductor, in cables, depends upon__________?
Which of the following insulation is used in cables ?
It is difficult to maintain oil filled cables____________?
A. Yes
B. No
Correct Answer:
Yes
✔
Last Updated:
December 12, 2018