What is the ratio of diameter of impeller to the diameter of tank (Da:Dt)? July 18, 2022 by admin Question: What is the ratio of diameter of impeller to the diameter of tank (Da:Dt)? [A]. 1 : 3 [B]. 2 : 1 [C]. 4 : 1 [D]. 1 : 5 Answer: Option A Explanation: No answer description available for this question.