11. Pressure cables are generally not used beyond A. 11 kV B. 33 kV C. 66 kV D. 132 kV Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
12. Solid type cables are considered unreliable beyond 66 kV because A. Insulation may melt due to higher temperature B. Skin effect dominates on the conductor C. Of corona loss between conductor and sheath material D. There is a danger of breakdown of insulation due to the presence of voids Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
13. The insulation of the cable decreases with A. The increase in length of the insulation B. The decrease in the length of the insulation C. Either (A) or (B) D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
14. The thickness of the layer of insulation on the conductor, in cables, depends upon A. Reactive power B. Power factor C. Voltage D. Current carrying capacity Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
15. Polyethylene has very poor dielectric and ageing properties. A. Yes B. No Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
16. The inters heaths in the cables are used to A. Minimize the stress B. Avoid the requirement of good insulation C. Provide proper stress distribution D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
17. Conduit pipes are normally used to protect ________ cables. A. Unsheathed cables B. Armoured C. PVC sheathed cables D. All of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
18. _________ cables are used for 132 kV lines. A. High tension B. Super tension C. Extra high tension D. Extra super voltage Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
19. Empire tape is A. Varnished cambric B. Vulcanized rubber C. Impregnated paper D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
20. If a power cable and a communication cable are to run parallel the minimum distance between the two, to avoid interference, should be A. 2 cm B. 10 cm C. 50 cm D. 400 cm Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
