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Which of the following lubricant has least rate...

Which of the following lubricant has least rate of change of viscosity w.r.t temperature.

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asked Jan 25 in Machine Design by Carter (89.5k points)

Which of the following lubricant has least rate of change of viscosity w.r.t temperature.

(a) VI=20

(b) VI=30

(c) VI=40

(d) VI=50

This question was asked to me while doing exercises.

This question is part of the Viscosity concept in unit Rolling Contact Bearings, Spur Gears and Helical Gears of Machine Design

machine design
rolling contact bearings
spur gears and helical gears
viscosity

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