Electrical Cables The disadvantage with paper as insulating material is None of the listed here It is hygroscopic It has high capacitance It is an organic material None of the listed here It is hygroscopic It has high capacitance It is an organic material ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables If a cable of homogeneous insulation has a maximum stress of 10 kV/mm, then the dielectric strength of insulation should be 10 kV/mm 30 kV/mm 15 kV/mm 5 kV/mm 10 kV/mm 30 kV/mm 15 kV/mm 5 kV/mm ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The advantage of cables over overhead transmission lines is Easy maintenance Can be used in high voltage circuits Low cost Can be used in congested areas Easy maintenance Can be used in high voltage circuits Low cost Can be used in congested areas ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables In a cable, the maximum stress under operating conditions is at Sheath Insulation layer Conductor surface Armour Sheath Insulation layer Conductor surface Armour ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables A cable carrying alternating current has Hysteresis and leakage losses only Hysteresis losses only Hysteresis, leakage, copper and friction losses Hysteresis, leakage and copper losses only Hysteresis and leakage losses only Hysteresis losses only Hysteresis, leakage, copper and friction losses Hysteresis, leakage and copper losses only ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables Capacitance grading of cable implies Capacitance required to be introduced at different lengths to counter the effect of inductance Cables using single dielectric in different concentrations Grading according to capacitance of cables per km length Use of dielectrics of different permeabilities Capacitance required to be introduced at different lengths to counter the effect of inductance Cables using single dielectric in different concentrations Grading according to capacitance of cables per km length Use of dielectrics of different permeabilities ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS