Explore topic-wise MCQs in Mechanical Operations.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Operations knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following statements is true about radial flow impellers?

A. They are typically available with 4 or 6 blades
B. They provide lower shear when compared to axial flow impellers
C. They provide greater flow per unit of horsepower supplied, when compared to axial flow impellers
D. They are not sensitive to viscosity
Answer» B. They provide lower shear when compared to axial flow impellers
Discussion
2.

Which of the following is not an example of axial flow impellers?

A. Propeller
B. Low level mixing impeller
C. Pitched blade
D. Hydrofoil
Answer» C. Pitched blade
Discussion
3.

How can pitch be defined with respect to flow patterns during mixing?

A. Distance covered by liquid due to any chosen component
B. Distance covered by liquid during axial flow
C. Distance covered by liquid during tangential flow
D. Distance covered by liquid during radial flow
Answer» B. Distance covered by liquid during axial flow
Discussion