Transmission & Distribution The wooden poles well impregnated with creosote oil or any preservative compound has life 10 to 15 years 25 to 30 years 60 to 70 years From 2 to 5 years 10 to 15 years 25 to 30 years 60 to 70 years From 2 to 5 years ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution As a mater of economy, voltage for power transmission should be Low High Medium None of the listed here Low High Medium None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution For operating voltages beyond 66 kv, the cable used are S. L. Type None of the listed here Oil filled Belted type S. L. Type None of the listed here Oil filled Belted type ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution In ac system, volatge drop is due to Capacitance alone Inductance alone Resistance alone All listed here Capacitance alone Inductance alone Resistance alone All listed here ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The spacing between phase conductors of a 220 kV line is approximately equal to 3.5 m 2 m 8.5 m 6 m 3.5 m 2 m 8.5 m 6 m ANSWER DOWNLOAD EXAMIANS APP
Transmission & Distribution The most reliable distribution system is Interconnected system Ring main system Radial system None of the listed here Interconnected system Ring main system Radial system None of the listed here ANSWER DOWNLOAD EXAMIANS APP