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USCG EMC SWE STUDY GUIDE
USCG EMC SWE STUDY GUIDE
64
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Professional
01/22/2010

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Term
LIST THE THREE MAJOR COMPONENTS OF A PRESSURE TRANSDUCER
Definition
ENCLOSURE, PRESSURE SENSING ELEMENT, SIGNAL CONDITIONER
Term
WHICH COMPONENT OF THE PRESSURE TRANSDUCER CAN CONVERT GAS/LIQUID ENERGY INTO A PHYSICAL (MECHANICAL) DISPLACEMENT?
Definition
PRESSURE SENSING ELEMENT
Term
LIST THREE APPLICATIONS IN WHICH A TRANSDUCER MAY BE USED
Definition
ENGINE MONITORING, HVAC, TLI
Term
THR REASON A 4-20mA SIGNAL IS USED BECAUSE IT CAN ____ WITH LITTLE TO NO INTERFERENCE.
Definition
TRANSMIT
Term
WHY IS SENSOR CALIBRATION ZERO POINT ACTUALLY 4 mA FOR THE 4-20 mA SENSOR?
Definition
PREVENT CONFUSING READINGS WITH OPEN BEING MISREAD AS O
Term
TYPES OF HAND HELD TACHS
Definition
CHRONOMETRIC, CENTRIFUGAL, RESONANT (VIBRATING REED), PHOTO-ELECTRIC
Term
WHAT TYPE OF HAND-HELD TACH IS OPERATED BY PLACING ITS SPINDLE TIP ON THE CENTER OF THE SHAFT OF THE ROTATING MACHINE AND PRESSING AND RELEASING THE START BUTTON?
Definition
CHRONOMATIC
Term
WHAT IS THE FIRST STEP WHEN TROUBLESHOOTING A TRANSDUCER?
Definition
VERIFY THE TRANSDUCER BEING MONITORED IS THE PROBLEM
Term
SPECIFIC GRAVITY READINGS MUST BE CORRECTED TO
Definition
80 DEGREES F
Term
5 TYPES OF BATTERY CHARGING ARE:
Definition
INITIAL, FLOAT, FAST, BOOST, NORMAL
Term
TAP WATER IS NOT ADDED TO BATTERY CELLS DUE TO
Definition
HIGH CONTAMINANTS
Term
___ GIVE A VISUAL INDICATION OF THE "ZONE" OR GENERAL AREA WHERE AN ALARM INITIATED AT.
Definition
ANNUNCIATORS
Term
____ CAUSES A TROUBLE SIGNAL IF SOME POTENTIAL OR ACTUAL ELECTRICAL PROBLEM EXISTS IN THE ALARM SYSTEM.
Definition
ELECTRICAL SUPERVISION
Term
___ DETECTORS CAUSES AN ALARM WHEN THE TEMPERATURE RISE EXCEEDS ___ PER MINUTE.
Definition
RATE-OF-RISE / 15 DEG. F
Term
__ DETECTORS ARE USUALLY USED IN HIGH HAZARD APPLICATIONS.
Definition
UV FLAMES
Term
___ MEANS CRANKING ENGINE FOR OVER 30 SECONDS; CAUSES OVERHEATING OF MOTOR WINDINGS.
Definition
OVERCRANKING
Term
NORMAL OUTPUT VOTAGE OF A CHARGING SYSTEM IS
Definition
24-28 VDC
Term
THE FOURTH BAND ON A RESISTOR INDICATES THE
Definition
TOLERANCE
Term
SILVER CONTACTS SHOULD NOT BE FILED BUT
Definition
REPLACED
Term
CIRCUIT BREAKERS SHOULD BE CLEANED AND INSPECTED
Definition
ANNUALLY
Term
__ IS ACTIVE OR USEFUL POWER.
Definition
KILOWATT
Term
__ IS THE VECTOR SUM OF ACTUVE POWER AND REACTIVE POWER
Definition
KVA
Term
THE TOTAL LOSS OF POWER IN A TRANSFORMER IS A COMBINATION OF
Definition
COPPER, EDDY CURRENTS AND HYSTERESIS
Term
PORTABLE CASUALTY CABLES ARE
Definition
LSTHOF-42, 93 AMPS CONTINUOUS, 200 AMPS FOR 2 HOURS
Term
__ USED TO LIMIT CURRENT TO A FLUORESCENT LAMP
Definition
BALLAST
Term
IN A FLOOD LANTERN, DISCHARGE INDICATIONS ARE:
Definition
GREEN BALL SINKS - 10%, WHITE BALL SINKS - 50%, RED BALL SINKS - 95%
Term
THE DIFFERENCE BETWEEN RATED AND SYNCHRONOUS SPEED IS KNOWN AS __
Definition
SLIP
Term
WINCHES ARE DESIGNED TO HAUL IN/PAY OUT _____ OF RATED LOAD AT NO SPECIFIC SPEED
Definition
150%
Term
WHEN CALIBRATING A THERMOSTAT, A RANGE OF ___ SHOULD BE EXPECTED THROUGHOUT THE RANGE OF THE DIAL
Definition
+/- 15 DEG. F
Term
AT ___ THE AUTOMATIC FIRE PROTECTION ON THE GAYLORD VENTILATOR WILL ACTIVATE
Definition
250 DEG. F
Term
THE _______ IS CONSIDERED THE BRAIN OF THE WASHING MACHINE
Definition
TIMER
Term
WASHER MOTORS OPERATE ON ___ POWER
Definition
120VAC
Term
MINIMUM RESISTANCE TO GROUND SHOULD BE ______ FOR SOUND POWERED PHONES
Definition
50 KILO-OHMS
Term
A ___ WILL AFFECT THE ENTIRE CIRCUIT SINCE SOUND POWERED PHONES ARE CONNECTED IN PARALLEL
Definition
SHORT
Term
THE GENERAL SIZE CLASSIFICATIONS OF SEARCHLIGHTS ARE __
Definition
8, 12 AND 24 INCH SEARCHLIGHT
Term
WHAT IS THE WATTAGE OF THE 12 IN MERCURY-XENON SEARCHLIGHT?
Definition
1000 WATTS
Term
THE 8 IN. SIGNALLING SEARCHLIGHT MAY CONTAIN A 115 VOLT TRANSFORMER THAT STEPS VOLTAGE DOWN TO
Definition
28VAC
Term
_______ STATES THE SAFETY PRECAUTIONS FOR WORKING OVER THE SIDE AND ALOFT.
Definition
OPNAV 5100.9
Term
AN ___ IS THE INDICATION OF AN OPEN PRIMARY 50/50 FILAMENT.
Definition
AMBER LIGHT
Term
NEC STATES, THE TOTAL NUMBERS OF DEGREES OF BENDS IN A SINGLE RUN OF CONDUIT IS __
Definition
360 DEG.
Term
3 TYPES OF RTDS
Definition
THERMOWELL, BARE-BULB, EMBEDDED
Term
A RTD IS SUALLY A ____ WIRE PACKAGED IN ONE OF TWO POSSIBLE ELEMENTS
Definition
NICKEL OR PLATINUM
Term
THE THREE WIRE ELEMENT HAS __ WHITE WIRES CONNECTED TO ONE END OF THE ELEMENT
Definition
2
Term
WHAT TYPE OF ELECTRONIC CIRCUIT MONITORS THE RTD?
Definition
WHEATSTONE BRIDGE
Term
A THREE LEAD RTD DOES NOT REQUIRE A ___ CIRCUIT
Definition
COMPENSATION
Term
A ___ RTD IS WHERE THE SNESOR MUST BE DIRECTED IMMERSED IN A HIGH PRESSURE GAS
Definition
BARE-BULB
Term
WHERE THE THERMCOUPLE TERMINATES AT THE MEASURING INSTRUMENT IS CALLED A ___
Definition
COLD JUNCTION
Term
IN A TYPE ___ THERMOCOUPLE, THE YELLOW WIRE IS POSITIVE AND THE RED IS NEGATIVE
Definition
K
Term
IN A TYPE ___ THERMOCOUPLE, THE WHITE WIRE IS POSITIVE AND THE RED WIRE IS NEGATIVE
Definition
J
Term
A ___ IS A TEMPERATURE MEASURING DEVICE THAT UTILIZES A JUNCTION OF TWO DISSIMILAR METALS AS ITS PRIMARY COMPONENTS.
Definition
THERMOCOUPLE
Term
THERMOCOUPLES PRODUCE A ___ OUTPUT
Definition
MILLIVOLT
Term
A ____ IS THE KEY SENSING COMPONENT OF A PYROMETER
Definition
THERMOCOUPLE
Term
__ AND ___ ARE USED IN A TYPE k THERMOCOUPLE
Definition
IRON, CONSTANAN
Term
RATED FREQUENCY FOR A MOTOR OR GENERATOR CAN BE LOCASTED ON THE
Definition
NAMEPLATE DATA
Term
WHAT INFO CAN BE FOUND ON THE CAL STICKER FOR A HAND HELD TACH
Definition
CAL DATE AND CAL DUE DATE
Term
MILLIAMP SIGNAL ADVANTAGE: CAN BE TRANSMITTED
Definition
OVER LONGER DISTANCE
Term
THE 1ST STEP IN TROUBLESHOOTING A TRANSDUCER IS __
Definition
VERIFYING THAT THE TRANDUCER IS THE PROBLEM
Term
COMPENSATION OF THE DISPLAY READINGS ON A TRANSUCER MAY BE MADE BY VARYING THE __ AND ___
Definition
SPAN, PRESSURE
Term
WHAT PROCEDURES MUST BE PERFORMED BEFORE RENEWING A TRANSDUCER?
Definition
CHECK THE NEW TRANSDUCER
Term
WHEN REPLACING A TRANSDUCER WITH A NEW ONE, VERIFY THAT IT IS THE SAME ___ AND __
Definition
TYPE AND RANGE/OR HIGHER RANGE
Term
THE TWO TYPES OF ELEMENT FOR A RESISTANCE TEMPERATURE SENSOR ARE
Definition
STEEL AND ALUMINUM
Term
THREE TYPES OF COMPASS REPAETERS ARE:
Definition
STANDARD COMPASS(35,50&70VDC),OPEN SCALE(35,50&70VDC),AND SYNCHRO-SERVO(115VAC,400/60HZ)
Term
WHICH COMPONENTS ARE PART OF THE MK-27 GYROCOMPASS?
Definition
THE ECU, MASTER COMPASS AND POWER CONVERTER
Term
THE FUNCTION OF THE ECU IS TO HOUSE THE OPERATING CONTROLS, FOLLOW-UP SERVO AMP, ALAMR CICUITRY, POWER SUPPLY AND __
Definition
LATITUDE CONTROL CIRCUITRY
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