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In automotive applications __________ are used.

(a) Friction modifiers

(b) Dispersants

(c) Anti wear agents

(d) Oxide inhibitors

The question was asked during an online exam.

This intriguing question originated from Types of Additives topic in chapter Lubricants of Applied Chemistry

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Correct choice is (a) Friction modifiers

To elaborate: The friction modifiers are used in the auto mobile applications. Mild extreme pressure agent in boundary lubrication conditions are, they prevent stick slip oscillations and control noise in the automatic transmissions.

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