A) Anodized Core Smooth Run B) Anode current sinusoidally run C) Aluminium conductor steel reinforced D) All conductors surface treated and realigned. Ans : (C)
A) reduced sag B) increased weight C) reduced corona losses D) increased skin effect. Ans : (B)
A) supporting towers B) insulator C) neutral wires D) transmission lines. Ans : (A)
A) exposure to lightening B) exposure to atmospheric hazards like smoke, ice, etc. C) inductive interference between power and communication circuits D) all of the above. Ans : (D)
A) zinc B) varnish C) tarcoal D) paint. Ans : (A)
A) L type B) H type C) J type D) I type. Ans : (B)
A) Distribution B) Feeder C) Service main D) All the above. Ans : (A)
A) reduces power factor B) it transfers energy to the ground C) it corrodes the material D) it gives bad odour. Ans : (C)
A) 200 meters B) 60 meters C) 20 meters D) 10 meters. Ans : (B)
A) sinusoidal B) square C) non-sinusoidal D) none. Ans : (C)