Practice Lubricating System In Ic Engines (1) - Lubricating System

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6 sample questions

Question 1.
What is the main function of lubricants in an engine?
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Think about what happens when metals rub together.
Question 2.
Name one property that makes a lubricant effective.
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What factor helps oil resist changes when temperatures fluctuate?
3Question 3.
What is the primary role of lubricants in an engine?
- Reduce friction
- Increase wear
- Cool the engine
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Think about how oil allows parts to move without damaging each other.
4Question 4.
True or False: Lubricants should have a low viscosity index.
- True
- False
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What do we desire in terms of oil thickness across temperature ranges?
Question 5.
Design a lubrication system for a high-performance racing engine. Describe the method you would use and justify your choice.
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Consider the needs of a racing engine under stress.
Question 6.
Calculate the potential impact on engine wear if a high-viscosity oil is mistakenly replaced with a low-viscosity oil.
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What happens to oil's protective qualities with temperature changes?

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