UFIV02 - Assistant Engineer - UFIV

For diesel engines, such as those used for main propulsion and auxiliary power on fishery research vessels, while runni...

The wooden shoring shown in the illustration is bearing against the hatch coaming and is supporting a load in the direc...

What is meant by the term emergency bilge suction?

You are serving as an engineer onboard a mollusc dredger equipped with main propulsion diesel engines of the type shown...

Following a grounding, you can best determine that a SLACK fuel oil tank has been holed by __________.

Which of the listed valve types is typically used for the low-pressure stage of a reciprocating air compressor?

You are assigned to a fishing factory ship fitted with main propulsion diesel engines of the type shown in the illustra...

The wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from __________.

What is another name for the control mode used in a process control system that uses two-point control?

The uninspected fishing trawler to which you are assigned is fitted with main propulsion diesel engines of the type sho...

Which of the following limitations is correct regarding gas masks, otherwise called filter masks?

In a closed-loop process control system, what statement concerning feedback is true as it relates to stability and the ...

When checking the cylinder jacket water cooling expansion tank level on a main propulsion diesel engine on your fishing...

Which of the following conditions represents a particular advantage of using a positive pressure type self- contained br...

With respect to shaft bearing load absorption capability in terms of direction, what is meant by an axial load?

You are assigned as an engineer on a fishing research vessel using main propulsion engines of the type shown in the ill...

Which of the following statements is TRUE concerning life jackets?

What is the primary purpose of the lead-lag arrangement of the two potable water pumps supporting a typical potable wat...

The uninspected fishing trawler to which you are assigned is fitted with auxiliary engines as partly shown in the illus...

Which of the following statements is true concerning an immersion suit and its use?

What is meant by the term "deadband" as it applies to prime mover speed control governors?

The mollusc dredger to which you are assigned is fitted with generator set drive engines as shown in the illustration. ...

When inspecting a survival craft, you should check to make sure that the __________.

If both the shell-and-tube lube oil cooler and shell-and-tube jacket water cooler of a diesel engine are sea water-cool...

When starting a deck winch drive engine in preparation for seine net handling operations, what parameter must be checke...

In heavy seas the helmsman should steer the survival craft __________.

Energy losses occurring in a hydraulic system are ultimately absorbed by the __________.

You are replacing a damaged high pressure fuel injection line for #1 cylinder on an auxiliary diesel engine onboard you...

When personnel are lifted by a helicopter from an inflatable life raft, the personnel on the raft should __________.

With an increase in temperature, the volume of hydraulic fluid __________.

The various auxiliary diesel engines fitted on your fishery research vessel may employ a variety of different starting ...

Using a sea anchor when in a life raft will __________.

A precharged bladder-type accumulator used in a hydraulic system, can be potentially dangerous if __________.

The various auxiliary diesel engines fitted on your uninspected fishing trawler may employ a variety of different crank...

Except in rare cases, it is impossible to extinguish a shipboard fire by __________.

What is the operating principle of detergent type lubricating oil that provides the oil with its unique properties?

The main propulsion diesel engines fitted on your uninspected fishing industry vessel are started with vane- type air-st...

Which of the gases listed is the poisonous gas most likely to be found in a closed compartment involved in a fire?

What type of oil as part of an oily-water mixture is most likely to require heating to facilitate separation in an oily...

The main propulsion engines onboard your uninspected fishing trawler use a lubricating oil system as shown in the illus...

Which of the conditions listed is necessary for a substance to burn?

Permanent centrifugal pump shaft damage due to erosion, corrosion, and wear at the stuffing box is usually prevented by...

The deck winch drive engine onboard your fishing seiner uses a lubricating oil filtration scheme as shown in the illust...

Hazardous conditions exist which may result in spontaneous combustion when __________.

Which of the following propulsor types represents the proper terminology for a Kort nozzle?

A diesel generator set on your fishing industry factory ship has a simplex lube oil strainer of the type shown in the i...

A magnesium fire would be classified as a __________.

What provision is made for sea chests for removal of solid debris restricting the entry grating into the sea chest of a...

Which of the following fuel systems is characterized by a complete absence of high-pressure fuel lines?

When combating a class "C" fire, which of the following dangers may be present?

The "tare weight" of a refrigerant storage cylinder refers to what weight?

The main diesel engines on the uninspected fishing industry vessel to which you are assigned are fitted with a metal-ed...

When required to work in an area where explosive gases may accumulate, you should use hand tools which are __________.

What is the physical state and pressure condition of refrigerant as it enters the condenser of a typical refrigeration ...

A deck winch drive engine fuel system on board your uninspected fishing industry vessel is prone to becoming air bound,...

Paints and solvents used aboard a vessel should be __________.

The safety heads of most large reciprocating compressors used in refrigeration systems are held in place by what means?

The uninspected fishing trawler to which you are assigned has diesel generators fitted with unit injectors with the ope...

Which of the following procedures reduces the possibility of an interior ventilation duct fire from rapidly spreading?

The fluid used as a source of actuating power against the underside of the unloader power element piston of the refrige...

The uninspected fishing vessel to which you are assigned has a deck winch drive engine fitted with fuel injectors with ...

Which of the following statements is true concerning the Halon 1301 fire extinguishing agent?

Concerning the proper installation of the sensing bulb of a thermal expansion valve that is attached to the evaporator ...

The mollusc dredger to which you are assigned has diesel generators fitted with unit injectors of the type shown in the...

Which of the following statements is true concerning Halon 1301 fire extinguishing equipment?

As shown in figure "B" of the illustrated self-contained recovery unit connection diagrams, what is the recovery method...

The main propulsion diesel engines on the fishery research vessel to which you are assigned are fitted with mechanicall...

A hand portable CO2 fire extinguisher is effective on burning oil only __________.

Which of the illustrated devices would be the LEAST accurate for the purposes of weighing-in a refrigerant charge? Illu...

In order to minimize the abrasive action of dust particles entering the combustion spaces of the diesel engines used on...

When the cotton cover of a fire hose becomes oily or greasy, it should be washed with a solution of mild soapy fresh wa...

Spring reinforced oil seals are generally installed with the tail or lip of the seal facing __________. Illustration GS...

The turbocharged, four-stroke, main propulsion diesel engines on your fishery research vessel are protected with dry-ty...

A low velocity fog applicator is retained in an all-purpose nozzle by a bayonet joint. The applicator is prevented from...

The output volume of a positive fixed displacement pump can be changed only by __________.

The fishing industry seiner to which you are assigned has an engine as shown in the illustration. What statement concer...

Which of the listed characteristics applies to a semi-portable CO2 system?

An electric propulsion drive system in which the propulsion generator supplies power to both the propulsion motor and s...

Assuming the use of ultra-low sulfur content diesel fuel, what combination of conditions associated with uninspected fi...

What is the purpose of opening the doors and portholes in figure 2 of the illustration? Illustration SF-0013

Ships requiring extremely rapid maneuvering response using propeller shaft speed and direction as the sole means of con...

Assuming the use of low sulfur content diesel fuel, what combination of conditions associated with uninspected fishing ...

If deck cargo is carried, it should be stowed so that it __________.

In accordance with 33 CFR Subchapter O (Pollution), which type of Marine Sanitation Device (MSD) is used solely for the...

The freshwater cooling systems serving the main engines of your uninspected fishing industry vessel are of the type sho...

The most effective method of extinguishing a class "A" fire is by __________.

The rudder torque capacity of the four-ram steering gear illustrated, is rated at 44,210,000 inch-pounds with one power...

The raw water boxes of the freshwater coolers serving the main propulsion diesel engines on your uninspected fishing in...

When fighting a shipboard fire, crew members securing doorways, hatches, and applying cooling water to adjacent decks a...

Which of the following statements is true concerning the operation of the device shown in the illustration? Illustratio...

The freshwater cooling systems serving the main engines on your fishery research vessel are arranged as shown in the il...

In fighting a fire in a fuel tank, the FIRST action you should attempt is to __________.

In a series circuit, what is the applied voltage (or sum of the applied voltages) equal to?

The diesel generators on the fishing industry seiner to which you are assigned are fitted with a charge air system as s...

Before entering any space that has been sealed, its oxygen level should be tested. What level of oxygen in the space is...

Which of the drill sizes listed represents the largest size drill?

The two-stroke cycle main propulsion engines on the fishing trawler to which you are assigned are fitted with Roots-typ...

A tank has been sealed and unventilated for a long period of time. Which of the following statements is true?

What is the primary function of the devices shown in the illustration? Illustration GS-0156

A Roots-blown, two-stroke cycle main propulsion engine on the fishing factory ship to which you are assigned is emittin...

An oxygen indicator will detect __________.

Suppose the pilot pressure is from 3 to 15 psig for the illustrated pneumatically operated, diaphragm actuated control ...

The mollusc dredger to which you are assigned is fitted with reduction gears as shown in the illustration. What stateme...

If you see an individual fall overboard, what is the FIRST thing you should do?

Which of the projections represents the left side view of the object "X" in the illustration? Illustration GS-0022

The lubricating oil system supporting the main propulsion reduction gear on the fishing trawler to which you are assign...

Which of the following conditions is true concerning flammable liquid vapors with a concentration above the upper explo...

The working depth of the gear illustrated is represented by __________. Illustration GS-0111

The fishing seiner to which you are assigned has a pneumatic propulsion control system as shown in the illustration. Wh...

The worst atmospheric condition for dispersion of hydrogen sulfide is __________.

How would the pressure setting of the illustrated self-contained, internal-pilot, piston-operated steam pressure-reduce...

Diesel engine closed, recirculating cooling water systems are particularly prone to cavitation corrosion/erosion. Which...

When preparing to pump flammable liquids with a centrifugal pump, you should __________.

The purpose of the instrument illustrated is to __________. Illustration GS-0079

The manufacturer of the main propulsion diesel engines on your uninspected fishing trawler specifies the requirements f...

Bunker "C" is classified as a grade __________.

The best tool to use to measure the number of threads per inch on a bolt is a __________.

In a closed, recirculating freshwater cooling system used for the towing winch drive engine on your uninspected fishing...

When checking the level of a volatile liquid in a tank on the weather deck of a tank vessel, you should position yourse...

Four incandescent lamps are connected in parallel in a single circuit. If one of the lamp filaments burns out, what wil...

You are attempting to start a deck winch drive engine fitted with an electric cranking motor where the battery electrol...

Victual waste is __________.

Periodic testing using a special sensing device may be performed to detect potentially dangerous loose or corroded bus ...

While underway in open waters on your commercial crabbing vessel, the low clutch air pressure alarm sounds and the fain...

According to 33 CFR Subchapter O (Pollution), an oceangoing ship of over 400 gross tons must be fitted with a standard ...

Which line in figure "B" shown in the illustration represents the trailing edge of the wave? Illustration EL-0088

The pneumatic propulsion control system used on the fishing vessel to which you are assigned uses a diaphragm-operated ...

Small oil spills on deck can be prevented from contaminating any waters by __________.

What does the symbol in figure "1" shown in the illustration represent? Illustration EL-0065

The main engines on your fishing industry line vessel are equipped with manual shutdown levers as shown in the illustra...

In accordance with 33 CFR Subchapter O (Pollution), a shipboard oil pollution emergency plan is required to be reviewed...

What is the nominal output voltage of a 6-cell lead-acid battery?

The main diesel propulsion engines on your uninspected fishing industry vessel are protected with a mechanical over spe...

Which of the following is required to be included in the fireman's (emergency) outfit?

What is the most reliable and preferred method for determining the state of charge of a wet cell NiCad battery while it...

The main engines on your fishing industry factory ship are fitted with speed control governors of the type shown in the...

In accordance with 33 CFR Subchapter O (Pollution), each operation involving the transfer of oil or oily mixture that r...

Which of the illustrated motors has an open motor enclosure? Illustration EL-0001

Using the oil chart provided in the illustration for guidance, what would be the recommended straight weight petroleum ...

Which extinguishing agent is the best for use on electrical fires?

What is the functional purpose of a generic electromagnetic relay?

The thermal fluid heating oil system on your fishing industry factory ship is configured similarly to that shown in the...

If the cause of severe list or trim of a vessel is due to off-center ballast, counter-flooding into empty tanks will ___...

What is the basic similarity between a circuit breaker and a fuse?

If the water level as indicated by the gauge glass of an auxiliary boiler is in question, it should be blown down. Which...

In the absence of external forces, the center of gravity of a floating vessel is located directly above the __________.

A grinding wheel is trued with a __________.

When cleaning burner atomizers associated with an oil-fired auxiliary boiler fitted on your fishery research vessel, whi...

Stability is determined principally by the relationship of the center of gravity and the __________.

Which of the listed temperature sensors is made of heat-treated metallic oxides and generally has a negative coefficient...