Minimum length of a pipe electrode should not be less than

Q. Minimum length of a pipe electrode should not be less than

A

3mtr

B

5mtr

C

2.5mtr

D

2mtr

Solution:

The internal diameter should not be smaller than 38mm(GI)and it should be 100mm for cast Iron pipe.
The length of the pipe electrode should not less than 2.5m.
The pipe is placed at a depth of 3.75 meters(min)

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