Shrouding' is essentially provided in (A) Strainer type wells (B) Cavity type wells (C) Slotted type well (D) All the above

Shrouding' is essentially provided in 

(A) Strainer type wells 

(B) Cavity type wells 

(C) Slotted type well 

(D) All the above 

by

1 Answer

Answer :

(C) Slotted type well 

by

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