Final answer:
The viscosity of Mobil SHC 824 is not detailed in the provided information, but typically motor oil viscosities are rated by SAE standards. These ratings, ranging from SAE 5 to SAE 50, help to signify the oil's resistance to flow at different temperatures, with multigrade oils such as SAE 20W/50 being effective over a wide temperature range.
Step-by-step explanation:
The viscosity of Mobil SHC 824 is not specified with an SAE number in the provided information. However, understanding how viscosity works can help comprehend the level of fluidity or resistance to flow that an oil might exhibit. The Society of Automotive Engineers (SAE) rates motor oil viscosities from SAE 5 to SAE 50, with lower numbers indicating less resistance to flow (lower viscosity).
In the context of motor oils, like Mobil SHC 824, it's often necessary that the oil maintains functionality under various temperature conditions. The viscosity of an oil is capable of changing with temperature; it typically decreases (thins out) with an increase in temperature due to greater molecular kinetic energy. This helps to explain why multigrade oils are developed to perform across a spectrum of temperatures—mimicking the viscosity of lower grade at colder temperatures and higher grade at hotter temperatures, such as the SAE 20W/50 oil mentioned earlier.
Therefore, to determine the viscosity of Mobil SHC 824 or any similar product, one would look up its SAE rating, which gives an idea of its flow characteristics at specific temperatures. Advanced ratings and formulations with additives help to maintain the optimal viscosity range despite temperature fluctuations, ensuring the oil can effectively lubricate engine parts when cold and when hot.