According to Coast Guard Regulations (46 CFR), which of the following systems must be arranged so as to be energized by the final emergency power source? A. at least one light in the steering gear room B. each power operated watertight door system  C. each charging panel for temporary emergency batteries D. all of the above

1 Answer

Answer :

Answer: D

Related questions

Description : In accordance with Coast Guard Regulations (46 CFR), a steering gear feeder circuit from the emergency switchboard or alternate power supply must have the capacity for continuous operation of the rudder 15° side to side in not more than 60 seconds for a A. 1/4 hour B. 1/2 hour C. 1 hour D. 2 hours

Last Answer : Answer: B

Description : Coast Guard Regulations (46 CFR) require that lighting fixture globes must be protected by guards if the fixtures are located in the ____________. A. steering gear room B. galley C. living quarters D. wheelhouse

Last Answer : Answer: A

Description : According to U. S. Coast Guard Regulations (46 CFR), the motor controller for a submersible electric motor driven bilge pump should be installed _____________. A. in the shaft alley B. at the submersible bilge pump C. above the uppermost continuous deck D. at the engine room emergency control panel

Last Answer : Answer: C

Description : Coast Guard Regulations (46 CFR), require that an indicating light at the propulsion control station will operate if overloading or overheating occurs in a _______________. A. forced draft blower motor B. steering gear motor C. fuel pump motor D. condensate pump motor

Last Answer : Answer: B

Description : According to Coast Guard Regulations (46 CFR), a battery installation must be in a room that is only for batteries or a box on deck. This would be termed a ____________. A. small installation B. moderate installation C. large installation D. high amp/hour capacity installation

Last Answer : Answer: C

Description : Coast Guard Regulations (46 CFR) state that a continuous trickle charge, supplied from the ship's service power system, is required for batteries supplying power to the ___________. A. emergency diesel ... system for the radar C. portable radios for the lifeboats D. radios installed in the lifeboats

Last Answer : Answer: A

Description : In accordance with Coast Guard Regulations (46 CFR), each battery operated relay-controlled lantern must _____________. A. be readily portable B. contain a dry cell battery having a minimum capacity of ... automatic battery charger to maintain the battery in a fully charged state D. all of the above

Last Answer : Answer: C

Description : Coast Guard Regulations (46 CFR) require that each alternating current generator arranged for parallel operation shall be provided with _____________. A. more than one means of excitation B. individual circuit fuses C. a high back-pressure trip D. a reverse-power trip

Last Answer : Answer: D

Description : Which of the following is/are true concerning electric power operated watertight door systems? A. Each motor driven door must use the main bus as its source of power. B. Each distribution panel for ... to permit quick activation of the system. D. Each system must have a separate branch circuit.

Last Answer : Answer: D

Description : Coast Guard Regulations (46 CFR) require that fire door holding and release systems are to comply with subpart _________. A. 111.15 B. 111.54 C. 111.99 D. 111.112

Last Answer : Answer: C

Description : According to Coast Guard Regulations (46 CFR), which of the following is an acceptable lining for battery trays containing alkaline batteries? A. Brass B. Lead C. Steel D. Zinc

Last Answer : Answer: C

Description : Coast Guard Regulations (46 CFR) require manual contactors for operating the general emergency alarm on tank vessels to be located in the navigating bridge, engine room and the ____________. A ... C. crew accommodations and sleeping spaces D. engineering officers' quarters furthest from the bridge

Last Answer : Answer: A

Description : According to Coast Guard Regulations (46 CFR), the talking and calling circuits of a sound powered telephone system must be _____________. A. intrinsically safe B. independent of each other C. independently grounded D. connected to a common ground

Last Answer : Answer: B

Description : Coast Guard Regulations (46 CFR 199) require that each lifesaving appliance, including lifeboat equipment, must be inspected at least once every _____________. A. week B. 2 weeks C. month D. 3 months

Last Answer : Answer: C

Description : According to Coast Guard Regulation (46 CFR) for emergency power and lighting systems, which of the listed items is the only permissible starting aid for the emergency diesel generator engine? A. Ether B. Lube oil heater C. Jacket water heater D. Fuel oil heater

Last Answer : Answer: C

Description : Coast Guard Regulations (46 CFR) require that the emergency diesel generator engine shut down when _____________. A. lubricating oil pressure is lost B. the engine overspeeds dangerously C. fixed CO2 is released into the emergency diesel generator space D. all of the above

Last Answer : Answer: D

Description : When portable cords are connected to devices such as portable tools, you must eliminate direct tension on the joints or terminal screws. Coast Guard Regulations (46 CFR), allow this to be done by ... the plugs together C. installing a special fitting to eliminate plug separation D. all of the above

Last Answer : Answer: D

Description : Coast Guard Regulations (46 CFR) require each switchboard to have ___________. A. non-conductive deck covering at the frount B. non-conductive deck coverings at the rear C. a name plate for each circuit breaker D. all the above

Last Answer : Answer: D

Description : Where automatic restart does not present a hazard after a power failure, Coast Guard Regulations (46 CFR) require motor controllers for auxiliaries vital to the propelling equipment to be provided ... overload protection B. low voltage protection C. low voltage release D. reverse current protection

Last Answer : Answer: C

Description : Coast Guard Regulations (46 CFR) require instrument and control wiring in a switchboard to be of what minimum size? A. 12 AWG B. 14 AWG C. 16 AWG D. 18 AWG

Last Answer : Answer: B

Description : Coast Guard Regulations (46 CFR) state that the minimum conductor size allowed for use in flexible electrical cords is ____________. A. 10 AWG B. 14 AWG C. 18 AWG D. 20 AWG

Last Answer : Answer: C

Description : If the illustrated lighting branch distribution box is not for cargo or deck lighting, the Coast Guard Regulations (46 CFR) requires the designed load attached to Branch NO.2 to be no more than _________. EL-0013 A. 5 amps B. 16 amps C. 30 amps D. 50 amps

Last Answer : Answer: B

Description : Receptacle outlets aboard ship should be designed so those mounted according to 46 CFR 111 have _____________. A. there must be a sufficient number of receptacle outlets in the crew accommodations for an ... outlet must not have any exposed parts with the plug opening uncovered D. all of the above

Last Answer : Answer: D

Description : In the illustration if BRANCH NO. 1 is a lighting circuit for crew's berthing, Federal Regulations (46 CFR) require the maximum fuse rating for that branch to be _________. EL-0013 A. 80% of the connected load B. 15 amps C. 20 amps D. 30 amps

Last Answer : Answer: C

Description : When a battery-charging panel is being used, the batteries will discharge if _____________. A. DC voltage is supplied B. the polarity is reversed C. the voltage fluctuates D. too little current is supplied

Last Answer : Answer: B

Description : Why must a personal watercraft operator follow US coast guard rules and regulations?

Last Answer : Because they are considered a class A motor vessel

Description : All electric cables passing through watertight bulkheads must be _____________. A. installed with watertight stuffing tubes B. grounded on both sides of the bulkhead C. fitted with unions on each side of the bulkhead D. welded on both sides of the bulkhead

Last Answer : Answer: A

Description : Under normal conditions, storage batteries used for starting the emergency diesel generator are maintained in a charged state by which of the following methods? A. Trickle charging B. Fast charging C. Equalizing charge D. Reverse charging

Last Answer : Answer: A

Description : An overload in which of the listed motors will result in the illumination of an indicating light at the propulsion control station alarm panel? A. Fuel pump motor B. Steering motor C. Condensate pump motor D. Forced draft blower motor

Last Answer : Answer: B

Description : In the illustration if BRANCH NO. 1 is a lighting circuit for crew's berthing, 46 CFR requires the maximum fuse rating for that branch to be _________. EL-0013 A. 15 amps B. 80% of the connected load C. 20 amps D. 30 amps

Last Answer : Answer: C

Description : As shown in the illustrations, ordered rudder angle is fed back from the ________________. EL-0097 A. power unit to the magnetic amplifier B. steering gear to the control potentiometer C. magnetic amplifier to the steering gear D. rudder yoke to the non-followup controller

Last Answer : Answer: A

Description : When power is restored after a complete power failure, a steering gear pump motor will ____________. A. have to be restarted B. have to be reset C. restart automatically D. trip its overload relays

Last Answer : Answer: C

Description : Regarding battery charging rooms, ventilation should be provided __________. A. at the lowest point of the room B. horizontally near the batteries C. at the highest point of the room D. only when charging is in progress

Last Answer : Answer: C

Description : A lead-acid battery may become hotter than normal during a charge if the _________. A. battery has a shorted cell B. charging voltage is too low C. specific gravity is too high D. battery room door is secured

Last Answer : Answer: A

Description : Which of the following statements concerning electrical cables is correct? A. Where they pass through watertight bulkheads, they should be fitted with watertight stuffing boxes. B. Electric cable coverings should ... , or glued in place where nonmetallic insulation is used. D. All of the above.

Last Answer : Answer: A

Description : When electrical cables penetrate watertight bulkheads, _______________. A. they should be grounded on either side of the bulkhead B. they must be bent to a radius of six diameters C. a watertight stuffing tube capable of accepting packing should be employed D. they should be secured by a clamp

Last Answer : Answer: C

Description : There are 100 light bulbs lined up in a row in a long room. Each bulb has its own switch and is currently switched off. The room has an entry door and an exit door. There are 100 people ... And how many of the light bulbs are illuminated after the 100th person has passed through the room? -Riddles

Last Answer : First think who will operate each bulb, obviously person #2 will do all the even numbers, and say person #10 will operate all the bulbs that end in a zero. So who would operate for example bulb 48: Persons numbered: 1 & 48 ... 100 (1, 4, 9, 16, 25, 36, 49, 64, 81 & 100) hence 10 bulbs remain on.

Description : Which of the following procedures represents the best method to prevent the freezing of batteries continuously exposed to low temperatures? A. The battery caps should be removed. B. The battery cap ... in a fully charged condition. D. The battery should be disconnected from its charging source.

Last Answer : Answer: C

Description : Caution must be exercised during the charging of lead-acid storage batteries as _____________. A. the acid will become weaker B. hydrogen gas is being continuously liberated C. both plates are changing chemically to lead sulfate D. lead peroxide in the negative plate is poisonous

Last Answer : Answer: B

Description : Which of the following statements concerning nickel-cadmium batteries is true? A. When mixing electrolyte always add acid to the water. B. Nickel-cadmium batteries can be charged and ... The electrolyte of an idle nickel-cadmium battery must be replaced monthly to maintain battery condition.

Last Answer : Answer: C

Description : If the steering stand selector switch is allowed to remain in the 'Non-Followup' mode after testing of the steering gear, the rudder will _____________. EL-0097 A. not respond to commands from the ... actuator D. stop moving only when the helm is counter-rotated to put the pump at neutral stroke

Last Answer : Answer: A

Description : If violent gassing occurs when a lead-acid storage battery is first placed on charge, the _____________. A. battery must be given an emergency charge B. charging rate is too low C. charging rate is too high D. specific gravity of the electrolyte solution is too low

Last Answer : Answer: C

Description : Which of the listed safety features should be provided in small rooms or lockers where batteries are stored? A. Installation of a fixed CO2 system. B. An exhaust duct is to be provided and led from within ... An exhaust duct is to be provided and led from the top of the locker to the open air.

Last Answer : Answer: D