1
Oilers/Plant Tenders (HHC) Civil Service Exam
Questions with Correct Answers for Specific
Exam Mail
The texture of an aluminum-soap lubricating grease is _________
Ans: Stringy
The property of a lubricant the allows it to adhere to metallic surfaces is
known as ________
Ans: Oiliness
The physical appearance of a grease with a consistency number of four is
MOST NEARLY _________
Ans: Hard
The one of the following measures that is commonly used to represent a rate
of oil feed is drops per ________
Ans: Minute
The MOST important single property of a lubricating oil is its __________
Ans: Viscosity
The rate of change in viscosity of a petroleum oil with its temperature is
indicated by its __________
Ans: Viscosity Index
Pretest - Stuvia US
,2
The neutralization number of an oil is an indication of its __________
Ans: Organic or Mineral Acidity
Graphite is a form of __________
Ans: Anthracite Coal
The BASIC ingredient in the manufacture of lubricating greases is __________
Ans: Soap
A test of grease that identifies greases and indicates uniformity in their
manufacture is known as the __________ test.
Ans: Dropping-Point
The bearing materials usually called "white metals" or Babbit metal consist
MAINLY of __________
Ans: Tin and Copper
It is GOOD practice in the installation of three new packing rings in a stuffing
box to require that the joints of the packing be spaced __________ degrees
apart.
Ans: 120
The objective in the use of applicaors for wire-rope lubrication is to apply a
smooth even film at a temperature conducive to the __________
Ans: Penetration of the wire strands
Pretest - Stuvia US
,3
The one of the following metals that is non-ferrous is __________
Ans: Copper
The common terms "heavy" and "light", applied to an oil, refer ONLY to the
oil's __________
Ans: Viscosity
The ring in ring-oiled bearings has a diameter that is USUALLY __________ the
journal the diameter.
Ans: Twice
A boiler feedwater regulator automatically controls the __________ the boiler.
Ans: Water Supply to
The dirty oil to be purified in an operating DeLaval Purifier enters the purifier
bowl from the __________
Ans: Top of the machine
The APPROXIMATE ropm of a Sharpies oil purifier is __________
Ans: 16,000
In order to have effective separation of purification in a Delaval Purifier, it is
recommended that the oil to be cleaned be heated to an APPROXIAMTE
temperature of __________
Ans: 160 degrees F
Pretest - Stuvia US
, 4
The one of the following that is NOT a method for removing contaminants
from oil is __________
Ans: Centripeting
An engine indicator is an instrument that is used on a reciprocating engine
to determine the __________ the engine.
Ans: Performance of
The MAXIMUM bearing oil discharge temperature at which a turbine beating
may satisfactorily operate is __________
Ans: 200 degrees F
Generally, at which point should a turbine-driven generator, with an integral
lubricating oil system, put the lube oil cooler in operation?
Ans: When the temperature of the hottest bearing reaches 100 degrees F
In modern practice, the method by which turbine-generator reduction gear
surfaces NORMALLY recieve lubrication oil is __________
Ans: Pressure Circulation Lubrication
Lubrication for modern reciprocation air compressors is GENERALLY supplied
by __________
Ans: A Mechanical Force-Feed Oiler
Aftercoolers are put on MOST air compressor installations to __________
Pretest - Stuvia US
Oilers/Plant Tenders (HHC) Civil Service Exam
Questions with Correct Answers for Specific
Exam Mail
The texture of an aluminum-soap lubricating grease is _________
Ans: Stringy
The property of a lubricant the allows it to adhere to metallic surfaces is
known as ________
Ans: Oiliness
The physical appearance of a grease with a consistency number of four is
MOST NEARLY _________
Ans: Hard
The one of the following measures that is commonly used to represent a rate
of oil feed is drops per ________
Ans: Minute
The MOST important single property of a lubricating oil is its __________
Ans: Viscosity
The rate of change in viscosity of a petroleum oil with its temperature is
indicated by its __________
Ans: Viscosity Index
Pretest - Stuvia US
,2
The neutralization number of an oil is an indication of its __________
Ans: Organic or Mineral Acidity
Graphite is a form of __________
Ans: Anthracite Coal
The BASIC ingredient in the manufacture of lubricating greases is __________
Ans: Soap
A test of grease that identifies greases and indicates uniformity in their
manufacture is known as the __________ test.
Ans: Dropping-Point
The bearing materials usually called "white metals" or Babbit metal consist
MAINLY of __________
Ans: Tin and Copper
It is GOOD practice in the installation of three new packing rings in a stuffing
box to require that the joints of the packing be spaced __________ degrees
apart.
Ans: 120
The objective in the use of applicaors for wire-rope lubrication is to apply a
smooth even film at a temperature conducive to the __________
Ans: Penetration of the wire strands
Pretest - Stuvia US
,3
The one of the following metals that is non-ferrous is __________
Ans: Copper
The common terms "heavy" and "light", applied to an oil, refer ONLY to the
oil's __________
Ans: Viscosity
The ring in ring-oiled bearings has a diameter that is USUALLY __________ the
journal the diameter.
Ans: Twice
A boiler feedwater regulator automatically controls the __________ the boiler.
Ans: Water Supply to
The dirty oil to be purified in an operating DeLaval Purifier enters the purifier
bowl from the __________
Ans: Top of the machine
The APPROXIMATE ropm of a Sharpies oil purifier is __________
Ans: 16,000
In order to have effective separation of purification in a Delaval Purifier, it is
recommended that the oil to be cleaned be heated to an APPROXIAMTE
temperature of __________
Ans: 160 degrees F
Pretest - Stuvia US
, 4
The one of the following that is NOT a method for removing contaminants
from oil is __________
Ans: Centripeting
An engine indicator is an instrument that is used on a reciprocating engine
to determine the __________ the engine.
Ans: Performance of
The MAXIMUM bearing oil discharge temperature at which a turbine beating
may satisfactorily operate is __________
Ans: 200 degrees F
Generally, at which point should a turbine-driven generator, with an integral
lubricating oil system, put the lube oil cooler in operation?
Ans: When the temperature of the hottest bearing reaches 100 degrees F
In modern practice, the method by which turbine-generator reduction gear
surfaces NORMALLY recieve lubrication oil is __________
Ans: Pressure Circulation Lubrication
Lubrication for modern reciprocation air compressors is GENERALLY supplied
by __________
Ans: A Mechanical Force-Feed Oiler
Aftercoolers are put on MOST air compressor installations to __________
Pretest - Stuvia US
