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Greases perform better than oils under which of the following conditions?

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in IC Engine by (46.8k points)
Greases perform better than oils under which of the following conditions?

(a) cleanliness or avoidance of splash

(b) minimum attention

(c) a seal against external contaminants

(d) all of the mentioned

I got this question during an online interview.

Question is taken from Classification of Lubricating System topic in chapter Engine Friction and Lubrication of IC Engine

1 Answer

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by (65.4k points)

The correct answer is:

(d) all of the mentioned

Greases are advantageous over oils in situations requiring cleanliness, minimal maintenance, and effective sealing against external contaminants. Greases provide a thick barrier, reduce splash, and require less frequent application, making them ideal for these conditions.

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