Q. The structure of pin type insulator is wavy. It is done to increase __.
Solution:
- A pin insulator is a type of electrical insulator used to suspend powerlines.
- The wavy structure of a pin insulator refers to the grooves or ridges that are cut into the surface of the insulator.
- These grooves increase the surface area of the insulator and create a longer path for electrical current to flow through.
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