Pick out the wrong statement?

6630Chemical EngineeringMedium

AMultigrade lubricating oils have high viscosity index

BParaffinic oil has very high viscosity index

CHigh viscosity index means a large change in viscosity with change in temperature

DNaphthenic oil has very low viscosity index

Correct answer

C. High viscosity index means a large change in viscosity with change in temperature

Explanation

The correct answer is High viscosity index means a large change in viscosity with change in temperature.

Related Chemical Engineering MCQs

View all 8342 MCQs →

MCQ #6632

The distance between the top of the slots and the liquid surface when the static liquid is just ready to flow over the overflow weir is called________?

Ans: Static submergenceRead →

MCQ #6628

Maleic anhydride is produced by catalytic oxidation of________?

Ans: BenzeneRead →

MCQ #6633

Variation of vapor pressure with temperature can be calculated using Clausius-Clapeyron equation, which assumes that the________?

Ans: All A., B. & C.Read →

MCQ #6627

To get a fine talc powder from its granules, the equipment used is________?

Ans: Ball millRead →

MCQ #373

The chemical potential for a pure substance is ________ its partial molal free energy?

Ans: Equal toRead →

MCQ #2459

With increase in drum speed, in a rotary drum filter, the filtration rate________?

Ans: IncreasesRead →