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Cables - Interview Questions and Answers

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46. Cables, generally used beyond 66 kV are
A. oil filled
B. S.L. type
C. belted
D. armoured
Explanation:
47. The surge resistance of cable is
A. 5 ohms
B. 20 ohms
C. 50 ohms
D. 100 ohms
Explanation:
48. The current carrying capacity of cables in D.C. is more thanthat in A.C. mainly due to
A. absence of harmonics
B. non-existence of any stability limit
C. smaller dielectric loss
D. absence of ripples
Explanation:
49. Pressure cables are generally not used beyond
A. 11 kV
B. 33 kV
C. 66 kV
D. 132 kV
Explanation:
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