ABYC ELECTRICAL STUDY 3 UPDATED
ACTUAL Questions and CORRECT
Answers
1. ALL OF THE FOLLOWING COULD CAUSE A CONDUCTOR TO OVERHEAT
EXCEPT: - CORRECT ANSWER - INSULATION TEMPERATURE RATING TOO
LOW
1. THE MINIMUM BATTERY RESERVE CAPACITY IN HOURS OR MINUTES FOR
SUPPLIED BATTERY POWER IS_____BASED ON ABYC - CORRECT ANSWER -
90 MINUTES
what is ohm's law the measure of - CORRECT 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? - CORRECT ANSWER - TECH B
1. THE MAXIMUM ALLOWABLE VOLTAGE DROP PERMITTED FOR PANELBOARD
DC FEEDERS BASED ON ABYC IS: - CORRECT ANSWER - 3%
1. WHEN INSTALLING A 120 VOLT RECEPTACLE IN A GALLEY, THE TECHNICIAN
SHOULD DO ALL OF THE FOLLOWING EXCEPT - CORRECT ANSWER -
INSTALL THE RECEPTACLE IN THE COUNTERTOP
1. TO TEST A 120V AC ELEMENT IN A WATER HEATER, THE TECHNICIAN SHOULD
RUN A - CORRECT ANSWER - CONTINUITY TEST
1. IF RESISTANCE IS ADDED TO A SERIES CIRCUIT, THE CURRENT FLOW -
CORRECT 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: - CORRECT 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: - CORRECT ANSWER - 1.414
1. A POLARITY INDICATOR LIGHT THAT IS GLOWING MORE DIMLY THAN
NORMAL COULD BE AN INDICATOR OF: - CORRECT 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 -
CORRECT ANSWER - OSCILLOSCOPE
1. ALL OF THE FOLLOWING APPLIANCES COMMONLY USED ON NEW BOATS CAN
BE AFFECTED BY EXCESSIVE HARMONIC DISTORTION EXCEPT, - CORRECT
ANSWER - WATER HEATERS
1. INDUSTRY ACCEPTED STANDARDS FOR HARMONIC DISTORTION LEVELS ARE
NORMALLY ______ AS A MAXIMUM - CORRECT ANSWER - 2-3%
1. THE TOOL OF CHOICE BASED ON THE STUDY GUIDE FOR CHECKING AC WIRING
ON A BOAT IS THE: - CORRECT ANSWER - SURE TEST
1. APPROPIATE BONDING CONDUCTOR SIZING FOR A SYSTEM TIED IN TO OFFER
LIGHTNING PROTECTION IS ___________ BASED ON ABYC. - CORRECT
ANSWER - 6 AWG
1. THE MOST COMMON TOOL USED IN A CORROSION SURVEY IS A(N): - CORRECT
ANSWER - PORTABLE HULL POTENTIAL METER
ACTUAL Questions and CORRECT
Answers
1. ALL OF THE FOLLOWING COULD CAUSE A CONDUCTOR TO OVERHEAT
EXCEPT: - CORRECT ANSWER - INSULATION TEMPERATURE RATING TOO
LOW
1. THE MINIMUM BATTERY RESERVE CAPACITY IN HOURS OR MINUTES FOR
SUPPLIED BATTERY POWER IS_____BASED ON ABYC - CORRECT ANSWER -
90 MINUTES
what is ohm's law the measure of - CORRECT 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? - CORRECT ANSWER - TECH B
1. THE MAXIMUM ALLOWABLE VOLTAGE DROP PERMITTED FOR PANELBOARD
DC FEEDERS BASED ON ABYC IS: - CORRECT ANSWER - 3%
1. WHEN INSTALLING A 120 VOLT RECEPTACLE IN A GALLEY, THE TECHNICIAN
SHOULD DO ALL OF THE FOLLOWING EXCEPT - CORRECT ANSWER -
INSTALL THE RECEPTACLE IN THE COUNTERTOP
1. TO TEST A 120V AC ELEMENT IN A WATER HEATER, THE TECHNICIAN SHOULD
RUN A - CORRECT ANSWER - CONTINUITY TEST
1. IF RESISTANCE IS ADDED TO A SERIES CIRCUIT, THE CURRENT FLOW -
CORRECT 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: - CORRECT 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: - CORRECT ANSWER - 1.414
1. A POLARITY INDICATOR LIGHT THAT IS GLOWING MORE DIMLY THAN
NORMAL COULD BE AN INDICATOR OF: - CORRECT 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 -
CORRECT ANSWER - OSCILLOSCOPE
1. ALL OF THE FOLLOWING APPLIANCES COMMONLY USED ON NEW BOATS CAN
BE AFFECTED BY EXCESSIVE HARMONIC DISTORTION EXCEPT, - CORRECT
ANSWER - WATER HEATERS
1. INDUSTRY ACCEPTED STANDARDS FOR HARMONIC DISTORTION LEVELS ARE
NORMALLY ______ AS A MAXIMUM - CORRECT ANSWER - 2-3%
1. THE TOOL OF CHOICE BASED ON THE STUDY GUIDE FOR CHECKING AC WIRING
ON A BOAT IS THE: - CORRECT ANSWER - SURE TEST
1. APPROPIATE BONDING CONDUCTOR SIZING FOR A SYSTEM TIED IN TO OFFER
LIGHTNING PROTECTION IS ___________ BASED ON ABYC. - CORRECT
ANSWER - 6 AWG
1. THE MOST COMMON TOOL USED IN A CORROSION SURVEY IS A(N): - CORRECT
ANSWER - PORTABLE HULL POTENTIAL METER
