Transmission & Distribution Which of the following is the source of heat generation in the cables? losses in the conductor All of these Losses in the metallic sheathings and armourings Dielectric losses in cable insulation losses in the conductor All of these Losses in the metallic sheathings and armourings Dielectric losses in cable insulation ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution If variable part of annual cost on account of interest and depreciation on the capital outlay is equal to the annual cost of electrical energy wasted in the conductors, the total annual cost will be minimum and the corresponding size of conductor will be most economical. This statement is known as Kirchhoff's law Kelvin's law Ohm's law Faraday's law Kirchhoff's law Kelvin's law Ohm's law Faraday's law ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Which of the following D.C. distribution system is the simplest and lowest in first cost? Interconnected system Ring system Radial system None of these Interconnected system Ring system Radial system None of these ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Out of the following which type of poles are bulky? Wooden poles Transmission towers Concrete poles Tubular steel poles Wooden poles Transmission towers Concrete poles Tubular steel poles ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Power distribution by cables is generally adopted for line length Above 200 km Less than 10 km Less than 50 km Above 100 km Above 200 km Less than 10 km Less than 50 km Above 100 km ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution Skin effect is proportional to (conductor diameter)3 (conductor diameter)1/2 None of these (conductor diameter)4 (conductor diameter)2 (conductor diameter)3 (conductor diameter)1/2 None of these (conductor diameter)4 (conductor diameter)2 ANSWER DOWNLOAD EXAMIANS APP
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