Electrical Cables A cable carrying alternating current has Hysteresis and leakage losses only Hysteresis, leakage and copper losses only Hysteresis, leakage, copper and friction losses Hysteresis losses only Hysteresis and leakage losses only Hysteresis, leakage and copper losses only Hysteresis, leakage, copper and friction losses Hysteresis losses only ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables If the length of a cable is doubled, its capacitance Becomes double Becomes one-half Becomes one-fourth None of the listed here Becomes double Becomes one-half Becomes one-fourth None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables In cables the charging current Leads the voltage by 180° Lags the voltage by 180° Leads the voltage by 90° Lags the voltage by 90° Leads the voltage by 180° Lags the voltage by 180° Leads the voltage by 90° Lags the voltage by 90° ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables Solid type cables are considered unreliable beyond 66 kV because There is a danger of breakdown of insulation due to the presence of voids Insulation may melt due to higher temperature Of corona loss between conductor and sheath material Skin effect dominates on the conductor There is a danger of breakdown of insulation due to the presence of voids Insulation may melt due to higher temperature Of corona loss between conductor and sheath material Skin effect dominates on the conductor ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The thickness of metallic shielding on cables is usually 0.04 mm 0.2 to 0.4 mm 40 to 60 mm 3 to 5 mm 0.04 mm 0.2 to 0.4 mm 40 to 60 mm 3 to 5 mm ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The advantage of oil filled cables is More perfect impregnation All of the listed here No ionization, oxidation and formation of voids Smaller overall size More perfect impregnation All of the listed here No ionization, oxidation and formation of voids Smaller overall size ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS