Skin effect is proportional to
Skin effect is proportional to
The operating voltage of high voltage cables is up to
The operating voltage of high voltage cables is up to
If variable part of annual cost on account of interest and depreciation on the c
If variable part of annual cost on account of interest and depreciation on the capital outlay is equal to the annual cost of electrical…
By which of the following methods string efficiency can be improved?
By which of the following methods string efficiency can be improved?
Owing to skin effect
Owing to skin effect
The material commonly used for sheaths of underground cables is
The material commonly used for sheaths of underground cables is
The spacing between phase conductors of a 220 kV line is approximately equal to
The spacing between phase conductors of a 220 kV line is approximately equal to
For which of the following equipment current rating is not necessary?
For which of the following equipment current rating is not necessary?
The skin effect of a conductor will reduce as the
The skin effect of a conductor will reduce as the
The voltage drop, for constant voltage transmission is compensated by installing
The voltage drop, for constant voltage transmission is compensated by installing
Electromechanical voltage regulators are generally used in
Electromechanical voltage regulators are generally used in
The operating voltage of extra high tension cables is upto
The operating voltage of extra high tension cables is upto