41. Rubber is most commonly used insulation in cables. A. Yes B. No 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
42. The advantage of oil filled cables is A. More perfect impregnation B. Smaller overall size C. No ionization, oxidation and formation of voids D. All of the above 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
43. The thickness of metallic shielding on cables is usually A. 0.04 mm B. 0.2 to 0.4 mm C. 3 to 5 mm D. 40 to 60 mm 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
44. Copper as conductor for cables is used as A. Annealed B. Hardened and tempered C. Hard drawn D. Alloy with chromium 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
45. In case of three core flexible cable the color of the neutral is A. Blue B. Black C. Brown 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
46. Natural rubber is obtained from milky sap of tropical trees. A. Yes B. No 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
47. PVC stands for A. Polyvinyl chloride B. Post varnish conductor C. Pressed and varnished cloth D. Positive voltage conductor 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
48. The advantage of cables over overhead transmission lines is A. Easy maintenance B. Low cost C. Can be used in congested areas D. Can be used in high voltage circuits 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
49. Cables, generally used beyond 66 kV are A. Oil filled B. S.L. type C. Belted D. Armoured 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
50. The surge resistance of cable is A. 5 ohms B. 20 ohms C. 50 ohms D. 100 ohms 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
