Electrical Cables The electrostatic stress in underground cables is Same at the conductor and the sheath Minimum at the conductor and maximum at the sheath Maximum at the conductor and minimum at the sheath Zero at the conductor as well as on the sheath Same at the conductor and the sheath Minimum at the conductor and maximum at the sheath Maximum at the conductor and minimum at the sheath Zero at the conductor as well as on the sheath ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables If a power cable and a communication cable are to run parallel the minimum distance between the two, to avoid interference, should be 20 cm 50 cm 100 cm 30 cm 20 cm 50 cm 100 cm 30 cm ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The advantage of cables over overhead transmission lines is Low cost Easy maintenance Can be used in congested areas Can be used in high voltage circuits Low cost Easy maintenance Can be used in congested areas Can be used in high voltage circuits ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables PVC stands for Positive voltage conductor Pressed and varnished cloth Post varnish conductor Polyvinyl chloride Positive voltage conductor Pressed and varnished cloth Post varnish conductor Polyvinyl chloride ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The surge resistance of cable is 100 ohms 50 ohms 5 ohms 500 ohms 100 ohms 50 ohms 5 ohms 500 ohms ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables If the length of a cable is doubled, its capacitance Becomes one-fourth Becomes double None of the listed here Becomes one-half Becomes one-fourth Becomes double None of the listed here Becomes one-half ANSWER DOWNLOAD EXAMIANS APP