Power Engineering ABSA 4B Exam Questions and Answers 100% Pass

Power Engineering ABSA 4B Exam Questions and Answers 100% Pass After a bearing has been removed for cleaning, it should be soaked for a period of _____ hours in clean solvent. A) 12 to 16 B) 12 to 14 C) 14 to 16 D) 10 to 12 E) 15 to 16 A- Answer If an oil's viscosity changes a great deal with little temperature change, it will then have a: A) High pour point B) High carbon residue C) High viscosity index D) Low pour point E) Low viscosity index E- Answer Oil additives: A) Never lose their effect during use of the oil B) Are not a component of most lubrication oil C) Should be used as little as possible D) Should not affect all other characteristics greatly E) Will always affect the pour point greatly D- Answer In a bearing, the lubricant reduces the heat produced by: A) Shock absorption B) Wear reduction C) Proper sealing D) Friction reduction E) Corrosion reduction D- Answer The kind of grease used for heavily loaded machinery operating at slow speeds is the: A) Mixed base grease B) Sodium base grease C) Calcium base grease D) Acid base grease E) Specialty grease E- Answer