Class 4 (4th Engineer) MEKG 📅 Oct 2024

Exam Question

A distinguishing feature of an eductor, when compared to other pumps, is the: (16)

(a) Discharge end being smaller than the suction end

(b) Small size of impelier

(d) Ease at which the wearing rings may be changed

Bricfly justify your answer.

Reference Answer

### Correct Answer
The correct answer is **(c) Lack of moving parts**.
### Justification for Full Marks (16/16)
A comprehensive justification requires not only explaining why option (c) is correct but also systematically demonstrating why the other options are incorrect. An eductor's primary distinguishing characteristic among all pump types is its complete absence of mechanical moving components.

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