11. |
In a thyrite lightning arrester the resistance
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Answer:
Option (d) |
12. |
A lightning arrester provides
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Answer:
Option (a) |
13. |
Surge absorbers are used for protection against
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Answer:
Option (c) |
14. |
Surge modifiers are employed for
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Answer:
Option (a) |
15. |
A thyrite type lightning arrester
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Answer:
Option (c) |
16. |
A lightning arrester connected between the line and earth in a power system
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Answer:
Option (a) |
17. |
Which of the following is a non-linear diverter?
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Answer:
Option (b) |
18. |
A valve type lightning arrestor in a substation should be placed
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Answer:
Option (b) |
19. |
Surge absorber ____________ the energy of travelling waves
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Answer:
Option (d) |
20. |
Coupling factor of a ground wire can be increased by
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Answer:
Option (d) |