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ABYC ELECTRICAL STUDY 3 QUESTIONS AND ANSWERS
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ABYC ELECTRICAL STUDY 3 QUESTIONS AND ANSWERS
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ABYC ELECTRICAL STUDY 31. ALL OF THE FOLLOWING COULD CAUSE A CONDUCTOR TO OVERHEAT EXCEPT: - Answer -INSULATION TEMPERATURE RATING TOO LOW
1. THE MINIMUM BATTERY RESERVE CAPACITY IN HOURS OR MINUTES FOR SUPPLIED BATTERY POWER IS_____BASED ON ABYC - Answer -90 MINUTES
what is ohm's law the measure of - Answer -resistance
1. TECH A SAYS THAT A FAULTY CIRCUIT BREAKER COULD REQUIRE AN OVERHAUL. TECH B SAYS THAT CIRCUIT BREAKERS USED IN RECREATIONAL MARINE APPLICATIONS MUST BE REPLACED IF FOUND DEFECTIVE. WHICH TECH IS CORRECT? - Answer -TECH B
1. THE MAXIMUM ALLOWABLE VOLTAGE DROP PERMITTED FOR PANELBOARD DC FEEDERS BASED ON ABYC IS: - Answer -3%
1. WHEN INSTALLING A 120 VOLT RECEPTACLE IN A GALLEY, THE TECHNICIAN SHOULD DO ALL OF THE FOLLOWING EXCEPT - Answer -INSTALL THE RECEPTACLE IN THE COUNTERTOP
1. TO TEST A 120V AC ELEMENT IN A WATER HEATER, THE TECHNICIAN SHOULD RUN A - Answer -
CONTINUITY TEST
1. IF RESISTANCE IS ADDED TO A SERIES CIRCUIT, THE CURRENT FLOW - Answer -DECREASES 1. WHEN CLAMPING A SHORE POWER CORD AND ACTIVATING AC CIRCUITS ONE BY ONE, THE TECHNICIAN NOTICES THAT THE AC LEAKAGE CURRENT MEASURED KEEPS GETTING HIGHER AS EACH APPLIANCE IS TURNED ON. THIS MOST LIKELY INDICATES: - Answer -A NEUTRAL-TO-GROUND LINK AT THE BOAT'S AC PANEL BOARD
1. THE RMS MULTIPLIER YOU USE TO DETERMINE HARMONIC DISTORTION IN AN AC POWER SUPPLY IS: -
Answer -1.414
1. A POLARITY INDICATOR LIGHT THAT IS GLOWING MORE DIMLY THAN NORMAL COULD BE AN INDICATOR OF: - Answer -AN OPEN CIRCUIT IN THE NEUTRAL-TO-GROUND LINK AT AN AC GENERATOR
1. TO ACTUALLY VIEW HARMONIC DISTORTION A TECHNICIAN MIGHT USE A - Answer -OSCILLOSCOPE
1. ALL OF THE FOLLOWING APPLIANCES COMMONLY USED ON NEW BOATS CAN BE AFFECTED BY EXCESSIVE HARMONIC DISTORTION EXCEPT, - Answer -WATER HEATERS
1. INDUSTRY ACCEPTED STANDARDS FOR HARMONIC DISTORTION LEVELS ARE NORMALLY ______ AS A MAXIMUM - Answer -2-3%
1. THE TOOL OF CHOICE BASED ON THE STUDY GUIDE FOR CHECKING AC WIRING ON A BOAT IS THE: - Answer -SURE TEST
1. APPROPIATE BONDING CONDUCTOR SIZING FOR A SYSTEM TIED IN TO OFFER LIGHTNING PROTECTION IS ___________ BASED ON ABYC. - Answer -6 AWG
1. THE MOST COMMON TOOL USED IN A CORROSION SURVEY IS A(N): - Answer -PORTABLE HULL POTENTIAL METER
1. THE PURPOSE OF A NEUTRAL SAFETY SWITCH IS TO: - Answer -NOT ALLOW THE ENGINE TO START IN GEAR
1. AFTER TROUBLESHOOTING AND REPAIRING A BILGE HIGH WATER SYSTEM, THE TECHNICIAL SHOULD -
Answer -B AND C DEPENDING ON THE TYPE ( B. PLACE A CUP OF WATER UNDERNEATH THE SENSOR
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