Which of the listed fire extinguishers is recommended for use on an electrical switchboard fire?()
Which of the problems listed could be indicated if a sight glass in the refrigerant liquid line is full of bubbles?()
Which of the listed fire extinguishers cannot be easily recharged aboard ship?()
Which of the listed types steam traps operates on the principle that hot water flashes to steam when its vapor pressure is rapidly reduced?()
Which of the listed cylinder liner surface conditions indicates proper lubrication?()
Which of the listed conditions can be used to determine if lube oil has been diluted by fuel? ()
Which of the conditions listed could cause the cylinder relief valves on a large, low-speed, propulsion diesel engine to lift?()
Which of the listed fire extinguishers cannot be easily recharged aboard ship?()
If ignited, which of the listed materials would be a class "B" fire?()
Which of the fluids listed is normally used to condense the primary refrigerant in a shipboard central air conditioning system?()