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The lubricants for gears must possess _________

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The lubricants for gears must possess _________

(a) less oiliness

(b) effected by centrifugal force

(c) resistance to oxygen

(d) low load carrying capacity

The question was posed to me in quiz.

I'd like to ask this question from Selection of Lubricants in division Lubricants of Applied Chemistry

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Correct answer is (c) resistance to oxygen

Explanation: For gears, the lubricants must have the resistance to oxygen. The oxygen reacting with metal will form rust and makes the machine damages. so; the lubricants must have resistance towards the oxygen.

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