Question

Higher vicosity index of a lubricating oil denotes

a.

less changes in fluidity of oil with temperature.

b.

substantially high change in fluidity of oil with temperature.

c.

its unsuitability under varying temperature conditions .

d.

none of these.

Posted under Chemical Process Basic Chemical Engineering

Answer: (a).less changes in fluidity of oil with temperature.

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Q. Higher vicosity index of a lubricating oil denotes
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