Transmission & Distribution The cause of damage to the lead sheath of a cable is mechanical damage chemical action on the lead when buried in the earth all of these crystallisation of the lead through vibration mechanical damage chemical action on the lead when buried in the earth all of these crystallisation of the lead through vibration 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 Ohm's law Faraday's law Kelvin's law Kirchhoff's law Ohm's law Faraday's law Kelvin's law ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution By using bundle conductors, the critical voltage for the formation of corona will Remains same Increase Not occur Decrease Remains same Increase Not occur Decrease ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The spacing between phase conductors of a 220 kV line is approximately equal to 2 m 6 m 8.5 m 3.5 m 2 m 6 m 8.5 m 3.5 m ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The steel used in steel cored conductors is usually High speed steel Alloy steel Stainless steel Mild steel High speed steel Alloy steel Stainless steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution In a D.C. 3-wire distribution system, balancer fields are cross-connected in order to make both machine^ run as unloaded motors balance loads on both sides of the neutral boost the generated voltage equalize voltages on the positive and negative outers make both machine^ run as unloaded motors balance loads on both sides of the neutral boost the generated voltage equalize voltages on the positive and negative outers ANSWER DOWNLOAD EXAMIANS APP
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