Answer questions without looking back. This is a closed book exam. Base your answers on the information provided in these past chapters.
1- At normal operating temperature, 212 F, a straight 30 weight oil has a viscosity of how many centiStokes?
2- While racing at 95 F, mid-summer in Florida, which of these synthetic oils gives the best protection at 302 F oil temperature?
3- While starting up your car at 75 F, mid-winter in Florida, what is the approximate viscosity of a straight 10 (ten) weight motor oil?
4- The biggest problem with mineral based motor oils with long tern use is:
5- Which of the following mineral based motor oils are still too thick at a 75 F startup temperature?