Lubricating oils - Study guides, Class notes & Summaries

Walking requires friction between the feet and floor in order to move. - ANSWER True Lubrication generally involves coating surfaces with a material that has a higher coefficient of friction than the original surfaces. - ANSWER False Friction occurs when an object in contact with another object tries to move. - ANSWER True Animal and vegetable oils are used mostly in the food industry. - ANSWER True How many different groups is commercial lubricating oils categorized into? - ANSWER Six dif...

- correct answer which experience higher unit loads, gear teeth or rolling elements in bearings - correct answer gear teeth name three commonly used levels of sample bottle cleanliness - correct answer clean - fewer that 100 particles greater than 10 micron, superclean - fewer than 10 particles greater that 10 micron, ultraclean - fewer than 1 partic...

The function of engine oil is/are o :## To reduce friction, acts as a cushion between metal parts, cools the engine, cleans motor, and prevents corrosion. What effect does temperature have on lubricating oils? o :## The viscosity of oil is affected by temperature. When the letter W is incorporated after the SAE rating, as in, Aeroshell 100 Oil SAE 50W, the "W" means what? o :## Winter use in cold climates The W used in front of the grade or weight number as in, Aeroshell 100 W Oil SA...

ABSA 4B EXAM Questions with Correct Answers Internal ____ is not required for dynamic type compressors. seals lubrication pressure monitoring corrosion monitoring temperature monitoring - answerb Low pressure or high pressure are the two primary classifications of ____. centrifugal pumps sump pumps boilers draft fans pressure controllers - answere The boiler feedwater becomes increasingly ____ as it approaches the measurement of zero. acidic neutral softer basic alkaline - ans...

What is the NSTM for legal records and operating logs? correct answers NSTM 090 REV3 What is the instruction for QA? correct answers 4790.3 What are the 3 things a log should be to achieve its overall intent? correct answers Historical Chronological Current What is the attached CRP pump rated at? correct answers 174gpm at 1000psi @ 168 srpm What is the attached main lube oil pump rated at? correct answers 1140gpm at 60psi @ 168 srpm Why is it bad for oil to have high heat? corre...

NFPA 1001 and 10 correct answersaccording to NFPA 1001, those qualified as FF1 level must know the following about portable fire extinguishers: -classifications of the types of fires -risks associated with each class of fire -operating methods of portable fire extinguishers -limitations of portable fire extinguishers NFPA 10, Standard for portable fire extinguishers class A fire correct answersinvolve ordinary combustibles such as textiles, paper, plastics, rubber, and wood. these fuel...

ABSA 4B EXAM QUIZ BANK | 1566 QUESTIONS | WITH ALL CORRECT SOLUTIONS. Internal ____ is not required for dynamic type compressors. seals lubrication pressure monitoring corrosion monitoring temperature monitoring b Low pressure or high pressure are the two primary classifications of ____. centrifugal pumps sump pumps boilers draft fans pressure controllers e The boiler feedwater becomes increasingly ____ as it approaches the measurement of zero. acidic neutral softer ba...

Portable Fire Extinguisher Ch Question and answers already passed 2024 NFPA 10 - correct answer Standard for portable fire extinguishers Class A fire - correct answer Involves ordinary combustibles such as textiles, paper, plastics, rubber, and wood. Extinguished easier with: water, water-based agents such as Class A foam or dry chemicals Dry Chemical - correct answer Extinguishing system that uses dry chemical as the primary extinguishing agent; often used to protect areas contain...

Oilers Plant Tenders (HHC) Civil Service Exam 365 Questions with Verified Answers The texture of an aluminum-soap lubricating grease is _________ - CORRECT ANSWER Stringy The property of a lubricant the allows it to adhere to metallic surfaces is known as ________ - CORRECT ANSWER Oiliness The physical appearance of a grease with a consistency number of four is MOST NEARLY _________ - CORRECT ANSWER Hard The one of the following measures that is commonly used to represent a rate of...

What are the 4 types of lubricants? - Lubricating oils Hydraulic fluids Grease Solid lubricants What does 2190TEP stand for? - 2190 turbine, extreme pressure. What is 2190 used for? - MRGs, LPAC, HPAC, Line shaft, CRP, GTGs. What is 2190 comprised of? - High viscosity, anti-wear, antioxidant, antifoaming, and anticorrosion additive. The Society of Automotive Engineers has established how many grades of viscosity? How many are winter grade? - 11 grades of viscosity 6 winter grades 4 ...