Aux Mach Quiz Reviewer
Aux Mach Quiz Reviewer
Test your knowledge and skills on Auxiliary Machinery with our comprehensive quiz! Designed for marine enthusiasts and professionals, this quiz covers essential topics related to oil purifiers, refrigerants, and pneumatic systems.
Key Features:
- Challenging questions across various topics
- Multiple choice format for easy answering
- Learn while you play!
When assembling makes sure that the parts are placed in the position defined by the ______________.
Guides
Sapa is always the answer
What is the standard back pressure of FO Purifier when operating to prevent high back pressure alarms?
1.5 bars
Adonis Bar
2.0 Bars
Boni Bar
What is the cause of FO Purifier Desludging Auto Control Mode Failure?
Solenoid valves malfunctioning
Solenoid valves functioning
Sotto
What is the usual periodical interval for cleaning of FO Purifier?
3 hours
1000 hours
1500 hours
2000 hours
Which amongst the listed items not included in the causes of purifier overflows?
Sealing water high supply
Sealing water mid supply
Sealing water low supply
Sealing water supply
What is the remedial actions of FO Purifier heater is dirty?
Clean the heater
Tell sotto to Clean the heater
Do not clean the heater
Do nothing
What is the cause of FO Purifier Heater is dirty?
Purifier Heater will stop
Purifier Heater will start
Purifier Heater
Stop
What component used to secure completely the bowl assembly of the oil purifier?
Wedding Ring
Lock ring
Lord of the rings
Seal ring
Which amongst the listed items not belongs to the common faults of the oil purifier?
Vibration
High temperature
Other
Low oil pressure
What is the cause of speed too low during running of oil purifier?
Breaks still engaged
Lube oil
Brand new clutch pads
Worn-out clutch pads
What do you think about the purpose of the gravity disc as one essential component of the oil purifier?
Drain
Seperate
To controls water and fuel interface
Sotto
After the purifier has attained its full speed rpm the bowl closing water is supplied to the bottom, what is another name of closing water?
Sealing water
Operating water
Mineral water
Fresh water
What do you think about the possible cause of FO Purifier Feed Pump Worn out?
Clutch pads worn out
The right answer
Not enough operating water
Lube oil ni hapon
What is the reasons for the FO Purifier failure to desludge on auto control mode?
Bowl body choke orifice
Manual mode
Makinista
What do you think about common caused of purifier desludging failure?
Stuck bowl cylinder
Wrong gravity disc size
What are the to be check when overhauling the FO Purifier at regular intervals?
Pressure in disc set
Check lock ring threads
Lock ring
Purifier
Where the opening water normally enters when the oil purifier is running?
At the bottom of the bowl body
At the above of the bowl body
At the middle of the bowl body
At the bowl body
Which amongst the listed items were the causes of FO Purifier bowl is dirty?
Backpressure is high
Purifier can not desludge
Clean
Puto seko
What are the checking points to be carried out when overhauling/opening up FO Purifier, which considered a standard when cleaning the equipment?
Height of vertical shaft tip and frame in between
Height of paring disc
Gravity Disc
Gravity diameter
While starting purifier will not be able to gain its maximum speed. What indications or observes when purifier is running?
Amperage will not go up
Amperage will not go down
Amperage will not go middle
Amperage will not go
The refrigerant is then pushed to the _____________ which turns the vapor into liquid and absorbs some of the heat.
Condenser
Evaporator
Compressor
Inside me
______________ is a very low-pressure refrigerant which requires a large circulation for a particular cooling effect.
Refrigerant 69
Refrigerant 22
Refrigerant 11
Refrigerant 33
One of the types of air uses for electro-pneumatics automation control is called ______________
Air
Oxygen
Control air
Control fluid
What is the normal percentage range of Oxygen gas from Aux.Boiler flue gas supply to avoid explosive atmosphere of Ship's cargo tanks?
1-2% O2
3-5%O2
5-8% O2
10% O2
It is considered as the normal secondary refrigerants? What kind of refrigerants that falls on these?
Fresh water
Boiler water
Jacket water
Salt water
___________________ can be defined as that branch of engineering science that pertains to gaseous pressure and flow.
Hydraulics
Physics
Gastics
Pneumatics
Steering Gear integrated with __________ defines the complete ‘turning mechanism’, which is mandatory for each and every ship irrespective of size, type and operation
Steering syste,
Rudder system
Gear system
Hydraulic and pneumatic system
Which hydraulic component that converts fluid power energy to rotary motion and force?
Accumulator
Hydraulic cylinder
Hydraulic motor
Reservoir
______________ is now probably the most common refrigerant. It provides a considerable range of low-temperature operation before the evaporator pressure drops below atmospheric conditions.
Refrigerant 11
Refrigerant 22
Ammonia
Refrigerant freon
As per SOLAS / Class requirements the Emergency Generator, which shall be capable of turning the rudder. How many degrees as required from one side to another side and how many seconds required with the vessel moving at a maximum service speed or 7 knots, whichever is greater?
15degrees,60seconds
35 degrees, 60 seconds
35 degrees28 seconds
15 degrees, 28 seconds
Used to cool down and cleans the exhaust gas in the Inert Gas System. What particular component that serves this purpose?
Scrubber
Fresh water
Cooling agent
Cooler
What particular by product produced in Aux.Boiler that is preventing the explosive atmosphere in Cargo tanks of Liquid Type vessel?
Blue gas
Flue Gas
Oxygen gas
Ammonia gas
_________ is a pressure storage reservoir in which hydraulic fluid is stored under pressure from an external source.
Reservior
Hydraulic motor
Accumulator
Compressor
Which of the following items considered characteristics of working fluid ie refrigerant?
High temperature
Fire resistant
Cost efficient
Low specific heat of liquid
As per SOLAS/Class requirements, the steering gear should be capable of steering the ship from 35 degrees port to 35 degrees starboard and vice-versa. How many maximum seconds permissible as a requirement?
35
29
28
25
Which of the following items were considered as major parts of steering gear system?
Hydraulic
Pneumatic
Control unit
Power unit
Most of the solenoid valves in the control system is powered by __________________
Hydraulic
Pneumatic
Electric
Electro-pneumatic
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