A. 11kV
B. 33kV
C. 66 kV
D. 132 kV
Related Mcqs:
- Low tension cables are generally used up to___________?
A. 200 V
B. 500 V
C. 700 V
D. 1000 V - The intersheaths 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 - Cables, generally used beyond 66 kV are___________?
A. oil filled
B. S.L. type
C. belted
D. armoured - Pressure cables are generally not used beyond__________?
A. 11 kV
B. 33 kV
C. 66 kV
D. 132 kV - cables are used for 132 kV lines____________?
A. High tension
B. Super tension
C. Extra high tension
D. Extra super voltage - The current carrying capacity of cables in D.C. is more than that 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
E. none of the above - In capacitance grading of cables we use a _______ dielectric?
A. composite
B. porous
C. homogeneous
D. hygroscopic - 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 - In the cables, sheaths are used to___________?
A. prevent the moisture from entering the cable
B. provide enough strength
E. provide proper insulation
D. none of the above - The thickness of metallic shielding on cables is usually_______________?
A. 0.04 mm
B. 0.2 to 0.4 mm
E. 3 to 5 mm
D. 40 to 60 mm
