Masters Upgrade 100 Ton Practice Test

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• Luminous range is the maximum distance a light may be seen under existing meteorological visibility conditions. Which option correctly identifies Luminous range?
• Every vessel shall have its steering gear tested by the Master or Mate __________.
• Unless otherwise stated, the term 'approved' applied to a vessel's equipment means approved by the Commandant of the Coast Guard.
• What is the minimum number of 21/2 gallon buckets required on a vessel not required to have a power driven pump?
• Which device uses a turnbuckle with a pelican hook or a devil's claw attached to one end and a shackle on the other end, and is screwed at the base of the windlass to form a permanent stopper?
• A fill pipe for a gasoline tank on board a small passenger vessel must be ________.
• Downflooding leads to which of the following outcomes?
• What causes the center of buoyancy to move?
• Icing can affect stability by causing displacement to increase due to what effect?
• Which action is a corrective measure to mitigate icing effects on stability that involves altering the vessel's course or speed?
• Which statement best distinguishes heeling from listing?
• A carbon dioxide fire extinguisher is required to be recharged if the weight loss exceeds what percentage of the weight of the charge?
• The inspection of small passenger vessels of 60 feet in length carrying more than six persons is required by the Coast Guard _____________.
• Which of the following is an example of a B-I extinguisher?
• Inertia is most affected by the mass (displacement) of a vessel. Which statement accurately reflects this?
• Static forces in towing cause a towed vessel to resist motion. Which statement best captures this concept?
• Ballasting with sea water as necessary is a corrective action for which problem?
• On small passenger vessels, each inlet or discharge pipe penetrating the hull less than six inches above the deepest load waterline must ________.
• To satisfy the vessel's B-II extinguisher requirement, which option would be acceptable?
• Static force is caused by?
• For vessels carrying more than six passengers, the certificate of inspection must be posted on board under glass, if practical.
• The two principal forces that affect stability are?
• In basic terms, weight is described as which of the following in relation to gravity?
• In which case would an overtaking vessel sound a whistle signal of two prolonged followed by one short blast?
• A vessel not required to have a power driven fire pump must have at least how many 21/2 gallon buckets, with the words ''FIRE BUCKET'' stenciled in a contrasting color on each bucket?
• On small passenger vessels, when must watchmen patrol throughout the vessel to guard against and give alarm in case of fire or other danger?
• The Plimsoll disk is intersected by a horizontal line that is how long and wide?
• Which rigging components lead forward or aft from the mast to provide support, with stays guiding forward and backstays guiding aft?
• Which rigging group includes the moving parts used to hoist or operate gear such as cargo runners, topping lifts, and guy tackles?
• Variation is defined as the numerical difference between true north and magnetic north, and it varies with geographic location. Which statement best defines Variation?
• What is listing in naval terms?
• The Plimsoll disk diameter is what measurement?
• Which of the following is a corrective action for downflooding?
• Whenever an inspected vessel is dry-docked for major repairs, the person in charge of the vessel, the owner or the agent should report this to the ____________________.
• Which option is NOT a listed effect of water on deck on stability?
• Where must a master's license be kept while on board?
• Whenever an inspected vessel is dry-docked for major repairs, the person in charge of the vessel, the owner or the agent should report this to
• Portable extinguishers must be positioned to be clearly visible, readily accessible from the space being protected, and what other requirement?
• What term describes water that is free to move within a partially filled compartment and can influence stability?
• All factors that affect equilibrium include which of the following?
• Which method is recommended for draining drip collectors on all updraft carburetors?
• Lowering the center of gravity generally has what effect on stability?
• What is a recommended method to get vessels in step when towing?
• Which document allows movement to a repair facility when a vessel is not in compliance?
• What describes momentum in towing dynamics?
• Which of the following is recommended concerning fish wells to maintain stability?
• What is buoyancy?
• What is the maximum permissible length of a single fire hose segment?
• You are the Master on vessel "A", and sight Vessel "B" 002R (Relative) of your Starboard. Bow. Checking Radar, you find the range decreasing. Which statement is true?
• Which gear comprises an internally threaded collar turning on two screws in opposite directions and is used to secure and take up slack in the shrouds and stays?
• What are the two primary forces acting upon a floating vessel that affect stability?
• In buoyancy terms, stable equilibrium occurs when which relation holds between the center of gravity G and the metacentre M?
• On vessels that require fixed carbon dioxide systems, where should the operating controls be installed?
• Which component is used to secure and take up slack in the shrouds and stays, providing adjustable tension on the mast supports?
• On a small passenger vessel, a garden type fire hose and nozzle are acceptable if:
• When weight is added to a vessel, what happens to the center of gravity?
• What are the two primary types of wire rope used in the marine industry?
• On a small passenger vessel, if an inlet or discharge pipe is not accessible, its shut off valve ____________.
• How are draft numbers arranged on ships?
• Water on deck can increase displacement, contribute to free surface, and amplify what other effect?
• Computed visibility is the visibility determined for a light using which factors?
• Before issuing an initial Certificate of Inspection, the construction arrangement and equipment of a vessel must be acceptable to whom?
• Which scenario describes neutral equilibrium in terms of G and M?
• What mechanism tightens a band on a flywheel to control the movement of the windlass's wildcat?
• What is the center of buoyancy?
• In a crossing situation on International waters, a short blast by the give-way vessel indicates that the vessel
• Computed range is defined as the geographic range plus the observer's distance to the horizon based on the observer's height of eye. Which option correctly describes Computed range?
• For hydrants on a small vessel, the required hose-length coverage is which option?
• Which types of fire extinguishers are permitted on inspected vessels?
• Portable fire extinguishers must be installed and located:
• Which stability tends to balance the vessel, preventing pitching end-over-end?
• How long is a shot in the context of ship measurements?
• In neutral equilibrium, what is the relationship between the center of gravity G and the transverse metacentre M?
• Which device is required in every overnight accommodation space on a passenger vessel?
• All inlets and discharges led through the vessel's hull below a line drawn parallel to and not less than six inches above the load waterline shall be fitted with ____________.
• Drag offset by rudder is possible because the rudder helps manage what?
• Which action is listed as a corrective step for water on deck to address stability issues?
• Which deck fitting is typically used to secure mooring lines and features a pair of horns to grip the line?
• Which statement best describes a positive metacentric height in ship stability terms?
• What deck fittings category includes devices used to secure standing rigging, running rigging, and mooring lines, such as Bitts, Chocks, Cleats, and Pad Eyes?
• On a small passenger vessel with multiple hydrants, what is the maximum hose lengths allowed to reach all compartments?
• Which spaces must be equipped with a fixed gas fire extinguishing system?
• Which extinguisher size is a valid B-II example?
• Which statement is true concerning the number of portable fire extinguishers required in the galley of a small passenger vessel?
• In a scenario with fixed CO2 suppression in the propulsion space, which statement is true about portable extinguishers?
• When a vessel is not in compliance with its Certificate of Inspection, which certificate may be issued to allow its movement to a repair facility?
• Chafing gear protects towlines, bridles and pendants from wear caused by rubbing against deck edges, gunwales, bulwarks, chocks, taffrail or tow bars. Which option best describes chafing gear?
• How does frictional resistance behave as speed increases?
• What are the dimensions of the horizontal loadline markings?
• A carbon dioxide fire extinguisher is required to be recharged if the weight loss exceeds what percentage of the weight of the charge?
• The vertical line used with loadline markings is etched forward from the loadline disk by how many inches?
• Fixed ballast, if used, may be ________________________.
• How many portable fire extinguishers are required in the propulsion machinery space of a diesel powered vessel if there is a fixed CO2 system installed onboard?
• How long is the Certificate of Inspection issued to a 50 gross ton, passenger carrying vessel which is 60 feet long valid?
• What happens to the center of buoyancy during heeling?
• For vessels carrying more than six passengers, where must the certificate of inspection be posted?
• Dynamic force is caused by?
• What does the loadline concept define for a voyage?
• Which of the following is the minimum rail height for passenger decks on ferryboats and similar vessels?
• On a 75 gross ton mechanically propelled vessel with 58 feet in length and 52 passengers, the fire pump must have a minimum pumping capacity of:
• A Certificate of Inspection describes which of the following?
• The fire pump required for a 75 gross ton vessel, 58 feet in length, carrying 52 passengers shall be capable of
• What describes angular momentum in towing dynamics?
• Inertia is the tendency for a vessel at rest to stay at rest, with greater mass increasing the effort to start moving. Which statement reflects this?
• Downflooding is the entry of water into the hull causing progressive flooding and loss of stability. Which action is essential to prevent downflooding?
• In international and inland navigation, you are aboard a power-driven vessel open waters and sight a sailing vessel off your port bow. Who is the stand-on vessel?
• What wording must be stenciled on each 2 1/2 gallon bucket used for Fire Buckets?
• Adding weight on one side of a vessel's centerline usually has what effect on stability?
• Which type of fire extinguishers are permitted on inspected vessels?
• Observing the vessel's roll can provide?
• A vessel of more than 19.8 meters (65 feet) in length must have at least one fire axe located in or adjacent to:
• What is buckler plate?
• On a capstan, how is the wildcat typically engaged or disengaged?
• What causes frictional resistance in tow operations?
• Drip collectors required on all updraft carburetors should be drained by which method?
• For international voyages on small passenger vessels under 65 feet and under 100 gross tons, what is the COI validity period?
• A liquid that only partly fills a compartment is said to have a?
• BOTH INTERNATIONAL & INLAND You are aboard a power-driven vessel on open waters and sight a sailing vessel off your port bow. Who is the stand on vessel?
• Which statement about the coastwise route definition is true?
• Which circumstance concerning an inspected passenger vessel would require knowledge and approval of the Officer in Charge, Marine Inspection?
• During rolling, what happens to the center of gravity and what causes the vessel to heel?
• Dynamic forces in towing depend on which factors?
• The force that causes a vessel to return to an upright position is called the vessel's?
• Luminous range is the maximum distance at which a light may be seen under existing meteorological visibility conditions. Which option correctly defines Luminous range?
• Which stability direction is athwartships?
• What is the hawsepipe?
• A Certificate of Inspection for vessels not more than 65 feet in length and of less than 100 gross tons carrying passengers will be issued for a period of _________.
• Which type of stability is most associated with sideways tilting of the vessel?
• Deviation is the magnetic compass error caused by magnetic influences on the vessel. Which option best describes Deviation?
• Nominal range is the maximum distance a light can be seen in clear weather (meteorological visibility of 10 nautical miles). Which option describes Nominal range?
• What describes equilibrium for a vessel at rest?
• Penetrations and openings in watertight bulkheads in a small passenger vessel less than 100 gross tons must ____________.
• What should be continuously adjusted to match conditions during towing in variable seas?
• A Certificate of Inspection describes which of the following?
• Which statement is true concerning a fire hose on a small passenger vessel?
• In the small passenger vessel regulations, an 'open boat' is a vessel ______.
• A length of fire hose shall be _____________.
• Which entity should be informed when a vessel is dry-docked for major repairs?
• What is the Plimsoll mark used to indicate on a vessel?
• Acid batteries shall be located in a _____________.
• Water on deck can contribute to stability problems by increasing displacement, contributing to free surface, and what other effect?
• Where is the best place to post the Certificate of Inspection to ensure visibility?
• The engine head, block, and exhaust manifold shall be what type of construction?
• Flooding or grounding a vessel makes it susceptible to which type of forces?
• Whenever practicable, the Certificate of Inspection must be posted _____________.
• Geographic range is the maximum distance at which a light may be seen in perfect visibility by an observer at sea level. Which term matches this definition?
• Loose water is water in such a compartment.
• Annually, all carbon dioxide fire extinguishers aboard a vessel are __________.
• Which external factor can disrupt equilibrium?
• When do dynamic forces in towing occur?
• Which Rule of the Road is identified as not followed in the Bayside Blaster accident?
• On a small passenger vessel with a power-driven fire pump, hydrants must be placed so that all compartments are reachable with no more than how many lengths of hose?
• Which gear provides athwartship support for the mast using heavy wires that are secured to the deck or bulwark on each side of the mast?
• What is the minimum height of rails on passenger decks of ferryboats, excursion vessels, and vessels of a similar type?
• Which term describes the maximum distance at which a light may be seen in perfect visibility by an observer at sea level?
• What term describes the resistance of a towed vessel to turning about a vertical axis to change heading?
• How must a fire hose be destroyed if found defective and incapable of repair during an inspection for certification?
• What course orientation should towing vessels maintain to manage seas?
• In unstable equilibrium, where is the center of gravity relative to the metacentre?
• What is the center of gravity?
• The inspection of a 50 ft. vessel of 65 gross tons carrying more than six passengers is required by the Coast Guard once in every ______.
• For vessels longer than 19.8 meters, the fire axe must be located in or adjacent to which area?
• What is the effect of waves and wind on towing dynamics?
• What control surface helps offset form drag on a towed vessel?
• To correct free communication after hull damage, which action is recommended?
• Where is the Plimsoll disk located on a vessel?
• A Coastwise route in small passenger vessel regulations is defined as not more than 20 nautical miles offshore in any ocean.
• If an inlet or discharge pipe is not accessible, the shut off valve must be operable from weather deck and from any accessible location above the bulkhead deck, and must be labeled. Which option best reflects this requirement?
• On what document is the passenger limit listed?
• Which option is an example of a B-II extinguisher?
• Who must approve changes in construction arrangement and equipment prior to issuing the initial Certificate of Inspection?
• Which stability tends to keep the vessel from rolling over (capsizing)?
• In large seas, which technique may reduce shock-loading during towing?
• Which device on an anchor chain acts as a safety stopper, being lifted to the open position as the chain runs out and closing when the chain is heaved in?
• Each overnight accommodation space on a vessel with overnight accommodations for passengers must be fitted with:
• The engine head, block, and exhaust manifold shall be
• What are the two principal axes for stability on a vessel?
• What is the term for the force that causes a vessel to react against a roll and return to an even keel?
• Which Rule number is associated with general navigation safety and collision avoidance rules?
• Deviation sources include metal objects around the compass. Which option correctly identifies a source of deviation?
• Escape hatches and other hatches in weather decks on passenger vessels operating beyond protected waters ____________.
• What is stability in the context of a vessel?
• Fixed carbon dioxide extinguishing systems shall be installed to protect enclosed machinery and fuel tank spaces of all vessels using gasoline or other fuel having a flash point of:
• If the free surface area doubles in width, the adverse effect on stability changes by a factor of:
• Which of the following is NOT a corrective action for reducing free surface effects on stability?
• The free surface effect is caused by liquid movement within a tank and tends to:
• For a small passenger vessel, an inlet or discharge pipe that passes through the hull below the six inch-plus load waterline must be fitted with which feature?
• Which device locks the wildcat to the hoisting gear with a bar placed into pigeon holes, and is disengaged by turning it forward?
• Which of the following statements is true regarding fire extinguishers on inspected vessels?
• For a 75 gross ton vessel carrying 52 passengers, what is the minimum pumping capacity of the fire pump?
• How do you know how many passengers you may carry?
• Failure to understand the course or intention of an approaching vessel should be indicated by
• Nominal range is defined as the maximum distance a light can be seen in clear weather. Which option correctly states this?
• Which component is a sprocketed wheel in the windlass that, when engaged, hauls in or pays out the anchor chain?
• What is a riding chock?