General Studies · IC Engine Lubrication System
An oil pressure gauge installed in a vehicle primarily indicates which of the following parameters?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The chemical degradation and color shift of the oil
- 2The rotational speed of the crankshaft
- 3The absolute temperature of the engine block
- 4The hydrodynamic pressure of the lubricating oil✓
Correct answer
The hydrodynamic pressure of the lubricating oil
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