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Discussion :: Chemical Process

  1. Viscosity index improver (like polystrene or polyisobutylene) is added to lubricant to

    2. A.

     Reduce its viscosity
    B.

     Increase its viscosity
    C.

     Reduce the variation in its viscosity with temperature
    D.

     Increase the variation in its viscosity with temperature

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    Answer : Option C

    Explanation :

    Explanation Not Provided

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