B1 C1 Lubrication Principles; Questions and Answers
B1 C1 Lubrication Principles; Questions and Answers If lubricating oil has a high viscosity index number, this means the viscosity will: a. Change a great deal with temperature change b. Not change at all with temperature change c. Vaporize with a temperature increase d. Change little with temperature change e. Increase in pressure as the temperature decreases.ANSWER-d
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