Question 167General Subjects - Assistant Engineer70% to pass
Which characteristic or condition will have the greatest effect on increasing a hydraulic oil's viscosity?
AI Explanation
The correct answer is B) Pressure.
Increasing the pressure on a hydraulic oil will cause its viscosity to increase. This is because pressure has a direct effect on the molecular structure of the oil, causing the molecules to pack more closely together, which increases the oil's resistance to flow. In contrast, the other options - vacuum (A), cloud point (C), and pour point (D) - do not have a direct effect on increasing the viscosity of a hydraulic oil.
Related Questions
#165 A hydraulic fluid flow control circuit, controlling linear actuator speed during extension, with the pump operating at system pressure, is known as a _______________.#166 Energy losses occurring in a hydraulic system are ultimately absorbed by the _______________.#168 With an increase in temperature, the volume of hydraulic fluid _______________.#169 The pressure of an operating hydraulic system, as indicated by a pressure gauge, is a result of the fluid flow overcoming _______________.#170 For which of the following reasons is a linear actuator fitted with a cushioning device?