The Wizard of OZi

A marine engineer analyzing water quality and fuel samples on a ship deck, with a backdrop of ocean waves and a vibrant sky.

The Wizard of OZi

Test your knowledge and expertise in water testing and fuel analysis with our comprehensive quiz! Designed for professionals and enthusiasts alike, this quiz comprises 50 multiple-choice questions covering various crucial aspects of marine engineering and lubrication.

  • 50 challenging questions
  • Instant feedback on your answers
  • Improve your understanding of critical test procedures
50 Questions12 MinutesCreated by TestingWave202
What is the required time a graph will be plotted during the TBNl test time?
120s
130s
140
180s
In what water test that the water changes into blue color?
ALKALINITY
CHLORIDE
NITRITE
TBN
What water test that turn the water into white?
CHLORIDE
NITRITE
TBN
AMERZINE
PA NORTH TEST
When water test is performed, and the water turns into yellow. What does it mean?
CHLORIDE
NITRITE
PANORTH TEST
AMERZINE
TBN TEST
The heat energy that comes from fuel is called.
COMBUSTION HEAT/ CALORIFIC VALUE
CCAI
TBN
LOAD CARRYING CAPACITY
Which of the following can be used to check the fuel delivered will exactly meets the specification of the fuel ordered?
Take a fuel sample and conduct a laboratory analysis of the sample.
Conduct a laboratory sample test
Take a water sample and conduct a laboratory analysis of the sample.
Take a feed water sample and conduct a laboratory analysis of the sample.
During cooling water test, the count of added nitrite 2 tablets is 15, what does it mean?
Nitrite is High
Nitrite is low
Nitrite is above average
Nitrite is pa north
Nitrite is very low
Nitrite is very high
What is the required temperature for the water in oil test?
15 DEG. CEL.
180 DEG. CEL.
16 DEG. CEL.
20 DEG. CEL.
18 DEG. CEL.
During this test the P alkalinity test, what is the alkalinity if total number of tablets used is 11?
280 cal. Carb. Co3
215 cal. Carb. Co3
200 cal. Carb. Co3
210 cal. Carb. Co3
Select the effect of fluid lubrication?
Allows smooth, continuous operation of machine elements, reduces the rate of wear, and prevents excessive stresses or seizures at bearings.
Reduces smooth, continuous operation of machine elements, reduces the rate of wear, and prevents excessive stresses or seizures at bearings.
Prevents smooth, continuous operation of machine elements, reduces the rate of wear, and prevents excessive stresses or seizures at bearings.
Smooth, continuous operation of machine elements, reduces the rate of wear, and prevents excessive stresses or seizures at bearings.
Purpose is to test for dissolved oxygen content. To know reserve hydrazine ppm and prevent corrosion and aeration.
Hardness Test
P Alkalinity Test
Softness Test
TBN
What is measured in kinematic viscosity?
DENSITY OF LIQUID
VELOCITY OF LIQUID
VISCOSITY OF LIQUID
MASS OF LIQUID
What does a Total Base Number (TBN) do to the engine?
Allows smooth, continuous operation of machine elements, reduces the rate of wear, and prevents excessive stresses or seizures at bearings.
To know reserve hydrazine ppm and prevent corrosion and aeration.
The ability of the oil to neutralize acidic materials that can build up in the engine during the combustion process.
In Main engine fuel system, the _______________________ controls the fuel oil temperature in order to provide the correct viscosity for combustion.
DENSITY REGULATOR
VISCOSITY REGULATOR
VELOCITY REGULATOR
PA NORTH REGULATOR
Where is the best location of the sample point when taking oil samples during bunkering?
BUNKER BARGE MANIFOLD
BUNKER MANIFOLD
BUNKER SETTLING MANIFOLD
The purpose of this test in boiler is to give warning on acidity or alkalinity of boiler water sample and the result help to establish the dosage of boiler compound to fight against corrosion.
P Alkalinity test
Hardness test
PH Test
TBN test
When performing a viscosity test for used lube oil, what normally is the result? And why?
The result is typically a decrease in viscosity compared to the new or fresh lube oil
The result is typically an increase in viscosity compared to the new or fresh lube oil
The result is typically a neutral viscosity compared to the new or fresh lube oil
The result is typically a reduced viscosity compared to the new or fresh lube oil
What is the general formula of alkenes?
4 hydrogen and 2 carbon
3 hydrogen and 1 carbon
1 hydrogen and 1 carbon
2 hydrogen and 1 carbon
1 hydrogen and 2 carbon
3 hydrogen and 2 carbon
What is the required time a graph will be plotted during the Water in Oil test time?
160s
120s
150s
140s
180s
200s
Which of the following temperature limits is included in the ISO standard because of safety reasons?
BOIL POINT
IGNITION
FLASH POINT
CCAI
FUEL INJECTOR
Panorth
Purpose is to give warning against any seawater contamination of the boiler feed system and help establish an effective blowdown control of boiler. What type of boiler test is this?
P T Alkalinity Test
Nitrite Test
Hardness Test
Chloride Test
Which of the following is a measure of lubricant's resistance to flow (fluid thickness) at temperature and is considered an oil's most important physical property?
VISCOSITY INDEX
FLASH POINT INDEX
VELOCITY INDEX
DENSITY INDEX
CCAI
The contaminants normally found in marine fuel oil usually originate from which of the following?
ALL OF THE ABOVE daw
Which of the following is the chemical degradation of the lubricant caused by a reaction with oxygen, primarily at high temperatures?
ALKALINITY
OXIDATION
SCALE FORMATION
ENGINE FAILURE
The heat energy that comes from the fuel is expressed in.
KJ/G
KJ/KG
KJ/MG
K/JG
How can these accumulation of salts in the boiler water be prevented or controlled?
BOTTOM BLOWJOB
UPPER BLOWDOWN
BOTTOM BLOWOFF
BOTTOM BLOWDOWN
MIDDLE BLOWDOWN
Are lubricating oils composed of the following?
RESIDUAL DISTILLATE
CARBON RESIDUE
ALKALINES
WATER DISTILLATE
Which of the following is a condensate return and boiler make-up water that is fed to the boiler to make new steam?
MAKE-UP WATER
FEED WATER
SEA WATER
FRESH WATER
How many bunker fuel oil samples to be taken?
4 - MARPOL SAMPLE, LABORATORY SAMPLE, VESSEL SAMPLE, BARGE SAMPLE
3 - MARPOL SAMPLE, LABORATORY SAMPLE, VESSEL SAMPLE,
2 - MARPOL SAMPLE, LABORATORY SAMPLE
1 - VESSEL SAMPLE
Catalytic fines comprise which two elements?
ALUMINUM AND SILICON
CARBON AND SILICON
ALKALINE AND SILICON
ALUMINUM AND SULFUR
 
It is the mass per unit volume of a product. It is used to convert the volume delivered into the quality purchase.
VELOCITY
VISCOSITY
DENSITY
FORCE
To avoid compatibility problem because of unavoidable mixing of fuel type, which of the following option is recommended?
Dedicated bunker tank for each fuel type and to conduct a thorough tank cleaning and flushing between fuel changes. Additionally, fuel compatibility testing should be conducted before any fuel mixing to ensure that the fuels are compatible with each other. (BASTA YAN)
The problem of today's marine fuel is that?
The quality of today’s diesel fuel has not kept up with engine technology.
The quality of today’s diesel fuel has kept up with engine technology.
The quality of today’s diesel fuel has kept up while engine technology is behind.
Which type of water is purposely drained to limit the level of impurities to an acceptable level?
BLOW UP WATER
BLOW DOWN WATER
BLOW DOWN FEED WATER
BLOW DOWN MAKE UP WATER
What ISO standards that specifies the requirements for determining the flash point of petroleum products?
ISO 2919
ISO 2917
ISO 2819
ISO 2719
Which of the following substance added to a lubricant to improve its properties?
REFINED SUBSTANCES
ADDITIVES
DISTILLED WATER
HFOs
 
Select the most accurate statement with reference to the term "combustion quality"?
IGNITION QUALITY
FUEL QUALITY
CCAI
FUEL QUALITY
In performing a TBN test, Total base number (TBN) of oil is reduced when
Low level sulfur.
Neutral level sulfur.
Medium level sulfur.
High level sulfur.
Which of the following Ignition quality indicators is included in the ISO 8217 for DMA grade?
CETANE INDEX
CETANE NUMBER
HEAT VALUE
CETANE QUALITY
The _________________ of oil measures the ability of an engine oil to resist becoming thinner at high temperatures. It is the number that indicates the effect of the temperature changes on the viscosity of oil?
CETANE INDEX
CETANE NUMBER
VISCOSITY INDEX
VISCOSITY NUMBER
What is the first thing that appears to be done in TBN set up if a new oil is used in TBN test?
NEW TBN
CALIBRATE TBN
ADD TBN
It is the carbon-free inorganic residue remain after the fuel is completely burn.
Carbon Residue
Ash
CCAI
Fuel
In what test will you have to select the range in the test kit?
FUEL IN OIL
OIL IN FUEL
FUEL IN WATER
WATER IN OIL
What is the general formula of alkanes?
2 hydrogen and 2 carbon + 2 hydrogen
2 hydrogen and 1 carbon + 2 hydrogen
2 hydrogen and 1 carbon + 4 hydrogen
1 hydrogen and 2 carbon + 2 hydrogen
Which of the following statements gives the best description of stable fuel?
Unstable fuel refers to fuel that has good chemical stability.
Stable fuel refers to fuel that has poor chemical stability.
Stable fuel refers to fuel that has good chemical stability.
Stable oil refers to fuel that has good chemical stability.
When water test is performed, and many chloride tablets has been added but the water doesn't change color. What does it mean?
NO CHLORIDE IS PRESENT
SMALL AMOUNT CHLORIDE IS PRESENT
HIGH AMOUNT OF CHLORIDE IS PRESENT
LOW CHLORIDE IS PRESENT
Which is the main cause of the increase in conductivity in the boiler water?
The buildup of dissolved salts and minerals
The buildup of undissolved salts and minerals
The buildup of dissolved alkaline and minerals
The buildup of dissolved salts and residues
It is a measure of carbonaceous material on fuel.
CARBON RESIDUE
CONTAMINANTS
UNDISSOLVED SOLIDS
ALIMUNUM AND SILICON
What is mixed lubrication?
INCOMPLETELY SEPARATED
COMPLETELY SEPARATED
COMPLETELY INSEPARABLE
 
How many kilo joules per gram are there in 42 Mega joules per kilogram?
42, 000 kj/kg
420 kj/kg
4200 kj/kg
42 kj/kg
4.2 kj/kg
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