ABSA Part A Practice Test Actual Expert Exam - A+ Rated Study Resource

ABSA Part A Practice Test Actual Expert Exam - A+ Rated Study Resource What is the name for controls, fittings or devices attached to a boiler - answer - Appurtenances Modern Alternators consist of a rotor which - answer - A DC excitation winding is placed The purpose of the frequency meter is to - answer - Indicate the frequency of the power being produced. What is not required as part of a boiler stamping - answer - Boiler Dimensions A fluidized bed of limestone will reduce ___ emissions - answer - Sulfur Dioxide The amount of NOX can be controlled by __ the amount of excess air and ___ the temperature for the combustion zone - answer - Restricting, Reducing The exciter filed voltage meter can be described as - answer - Giving an indication of the DC voltage that is being supplied to the generators filed windings Bellows type elements are generally used to measure pressures below _____ kPa. - answer - 350 The practical unit used to represent resistance is - answer - Ohm What type of insulation will most likely be used for high pressure steam piping - answer - Calcium Silicate Increasing the number of corrugations in a bellows type element - answer - Increases the travel of the bellows Which document is sent to the NBBI to register a boiler - answer - Manufactures date report Time delay fuses have two parts - answer - Thermal & Fuse Single Phase Transformers - answer - Use two common forms of construction know as the core type and the shell type What do workers use to operate the controls of a DCS - answer - OIU Bimetal thermometers are sometimes wound in the form of a helix to - answer - Increase the accuracy of temperature reading what steam trap uses the heat energy of the steam and condensate to operate - answer - Impulse Three phase systems often use banks of ___ transformers to replace three phase transformers - answer - Single Phase The greatest instantaneous value of AC is: - answer - amplitude The purpose the power factor meter is to: - answer - Indicate the power factor of the generating system. What does a NOT logic gate have? - answer - One Binary input and One Binary output With a mixing valve, if the plug is fully down: - answer - The bottom inlet is closed A central foam distributing system for a process building consists of an enclosure that houses a foam concentrate supply tank and a _____ device. - answer - Proportioning In a ladder diagram, parallel inputs represent ____ logic - answer - OR Low carbon steel has carbon content up to what percentage - answer - 0.3% A circuit or load with a ______ power factor requires more current that the same circuit or load with a power factor closer to 1.0 - answer - Low When paralleling alternators, the incoming alternator must be the at the same __ as the system voltage - answer - Voltage Pipe size up to and including 300 mm is expressed as nominal ____ - answer - Inside Diameter The Alberta Boilers Safety Association (ABSA) is responsible for the administration of the legislation for _________ and _________. - answer - boilers, pressure vessels There is always a risk of an emergency, no matter how complete the ____________. a. safety program b. emergency procedures c. fire detection d. process design - answer - a: safety prgram Fire protection of large outdoor fuel tanks requires that several foam chambers with foam-makers be installed at equally spaced positions slightly below the _______ of the tanks. a. bottom b. middle c. top rim d. center - answer - c: top rim Foam systems are used where flammable liquid fire protection is required for permanently installed hazards, such as fuel storage tanks or dip tanks containing flammable or combustible liquids, ___________ and distributing devices are installed internally in the tank. a. spray b. air-foam-generating c. extinguishment d. snuffing - answer - b. air-foam-generating In most cases, it is desired a water spray be used to extinguish burning gases, such as LPG (Liquefied Pe