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TRANSMISSION AND DISTRIBUTION OF ELECTRICAL POWER - 7

A highly detailed and technical illustration of electrical power distribution, showcasing high voltage cables, underground installations, and insulation materials in a modern urban setting.

Transmission and Distribution of Electrical Power Quiz

Test your knowledge on the critical aspects of transmission and distribution of electrical power with this insightful quiz. This quiz covers essential topics related to cables, insulation, and the advantages of underground versus overhead transmission systems.

Key features of the quiz:

10 multiple-choice questions
Focus on high-tension cables and insulation materials
Ideal for students and professionals in the electrical engineering field

10 Questions2 MinutesCreated by WiringExpert254

61. High tension cables are generally used upto __________

11 KV

33 KV

66 KV

132 KV

62. PVC stands for ____________

polyvinyl chloride

Post varnish conductor

pressed and varnished cloth

positive voltage conductor

63. In the cables, the location of fault is usually found out by comparing ___________

. The resistance of the conductor

the inductance of conductors

The capacitances of insulated conductors

all above parameters

64. The material for armouring on cable is usually ________

Steel tape

. Galvanised steel wire

Any of the above

None of the above

65. In the cables, sheaths are used to _________

prevent the moisture from entering the cable

. Provide enough strength

provide proper insulation

None of the above

66. The electrostatic stress in underground cables is _________

. Same at the conductor and the sheath

minimum at the conductor and maximum at the sheath

Maximum at the conductor and minimum at the sheath

. Zero at the conductor as well as on the sheath

67. The insulation resistance of the cable decreases with ___________

the increase in length of the insulation

. The decrease in the length of the insulation

either (A) of (B)

None of the above

68. The advantage of cables over overhead transmission lines is ___________

. Easy maintenance

Low cost

can be used in congested areas

can be used in high voltage circuits

69. The breakdown voltage of a cable depends on _________

presence of moisture

. Working temperature

time of application of the voltage

All of the above

70.The breakdown of insulation of the cable can be avoided economically by the use of __________

inter-sheaths

insulating materials with different dielectric constants

both (A) and (B)

None of the above

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