Transmission & Distribution 220 kV transmission line voltage is economical for a distance of 200 km 22 km 100 km 400 km 200 km 22 km 100 km 400 km ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution With the increase in the values of voltage and power factor, the cost of transmission line conductor Increases exponentals Decreases Increases Is unaffected Increases exponentals Decreases Increases Is unaffected 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 Kelvin's law Faraday's law Ohm's law Kirchhoff's law Kelvin's law Faraday's law Ohm's law Kirchhoff's law ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The square root of the ratio of line impedance and shunt admittance is called the None of these Surge impedance of the line Regulation of the line Conductance of the line None of these Surge impedance of the line Regulation of the line Conductance of the line ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution When a conductor carries more current on the surface as compared to core, it is due to Skin effect Unsymmetrical fault Permeability variation Corona Skin effect Unsymmetrical fault Permeability variation Corona ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution In the event of the fault, line can be opened quickly by All of the listed here G. O. Switch Fuse CB All of the listed here G. O. Switch Fuse CB ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS