The surge resistance of cable is__________?
The surge resistance of cable is__________?
A. 5 ohms
B. 20 ohms
C. 50 ohms
D. 100 ohms
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The insulation of the cable decreases with__________?
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 aboveThe intersheaths in the cables are used to_____________?
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 aboveThe electrostatic stress in underground cables is_________?
The electrostatic stress in underground cables is_________?A. same at the conductor and the sheath
B. minimum at the conductor and maximum at the sheath
C. maximum at the conductor and minimum at the sheath
D. zero at the conductor as well as on the sheath
E. none of the aboveThe breakdown voltage of a cable depends on_____________?
The breakdown voltage of a cable depends on_____________?A. presence of moisture
B. working temperature
C. time of application of the voltage
D. all of the aboveIn capacitance grading a homogeneous dielectric is used
In capacitance grading a homogeneous dielectric is usedA. Yes
B. NoEmpire tape is__________?
Empire tape is__________?A. varnished cambric
B. vulcanised rubber
C. impregnated paper
D. none of the above