ABYC ELECTRICAL STUDY 3 questions with verified
answers
1. A CAPACITOR IS A DEVICE THAT Ans✓✓✓-TEMPORARILY STORES ELECTRICAL
ENERGY
1. A COSTUMER COMPLAINS THAT THE SMOKE DETECTOR IS NUISANCE
ALARMING. ALL OF THE FOLLOWING ARE POSSIBLE CAUSES EXCEPT Ans✓✓✓-
STRAY RADIO SIGNALS
1. A CUSTOMER COMPLAINS OF A DEFECTIVE TRIM TAB PUMP. UPON
INSPECTIONS, THE TECHNICIAN FINDS THE NEGATIVE RETURN CONNECTED TO
THE BONDING SYSTEM. THE TECHNICIAN SHOULD Ans✓✓✓-PROPERLY INSTALL A
NEW DC NEGATIVE CONDUCTOR AND REPAIR OR REPLACE THE DEFECTIVE TRIM
TAB PUMP
1. A CUSTOMER COMPLAINS OF ELECTRICAL OF ELECTRICAL SHOCK ON THE CASE
OF A 120V WATER HEATER. ALL OF THE FOLLOWING ARE PROBABLE CAUSES OF
THE SHOCK HAZARD EXCEPT Ans✓✓✓-DEFECTIVE PRESSURE / TEMPERATURE
RELIEF VALVE
1. A CUSTOMER COMPLAINS THAT THE GAS GAUGE IS SHOWING ¼ FULL. THE
CUSTOMER RAN OUT OF GAS AN RE QUIRE A TOW TO THE DOCK. THE TEH SAYS
THE MOST LIKELY PROBLEM IS Ans✓✓✓-STICKING FLOAT ARM/ SENDING UNIT
1. A POLARITY INDICATOR LIGHT THAT IS GLOWING MORE DIMLY THAN NORMAL
COULD BE AN INDICATOR OF: Ans✓✓✓-AN OPEN CIRCUIT IN THE NEUTRAL-TO-
GROUND LINK AT AN AC GENERATOR
, 1. A RELAY/SELENOID IS SOMETIMES USED AS A ___________IN LONGER WIRING
RUNS Ans✓✓✓-SWITCH
1. AC RECEPTACLES MAY BE USED FOR DC SERVICE BASED ON ABYC STANDARS AS
LOG AS THEY ARE: Ans✓✓✓-NEVER BE USED FOR DC SERVICE
1. AC RECEPTACLES MAY BE USED FOR DC SERVICE BASED ON ABYC STANDARS AS
LONG AS THEY ARE Ans✓✓✓-NEVER BE USED FOR DC SERVICE
1. AFTER TROUBLESHOOTING AND REPAIRING A BILGE HIGH WATER SYSTEM, THE
TECHNICIAL SHOULD Ans✓✓✓-B AND C DEPENDING ON THE TYPE ( B. PLACE A
CUP OF WATER UNDERNEATH THE SENSOR PROBES TO TEST THE SENSOR, C. LIFT
THE FLOAT SWITCH TO ACTIVATE THE SENSOR TO TEST ITS OPERATION )
1. ALL OF THE FOLLOWING APPLIANCES COMMONLY USED ON NEW BOATS CAN
BE AFFECTED BY EXCESSIVE HARMONIC DISTORTION EXCEPT, Ans✓✓✓-WATER
HEATERS
1. ALL OF THE FOLLOWING COULD CAUSE A CONDUCTOR TO OVERHEAT EXCEPT:
Ans✓✓✓-INSULATION TEMPERATURE RATING TOO LOW
1. APPROPIATE BONDING CONDUCTOR SIZING FOR A SYSTEM TIED IN TO OFFER
LIGHTNING PROTECTION IS ___________ BASED ON ABYC. Ans✓✓✓-6 AWG
1. BASED ON ABYC, ALL TERMINATIONS FOR AC CONDUCTORS MUST BE
INSTALLED: Ans✓✓✓-INSIDE AN ENCLOSURE REQUIRING THE USE OF HAND
TOOLS TO OPEN
answers
1. A CAPACITOR IS A DEVICE THAT Ans✓✓✓-TEMPORARILY STORES ELECTRICAL
ENERGY
1. A COSTUMER COMPLAINS THAT THE SMOKE DETECTOR IS NUISANCE
ALARMING. ALL OF THE FOLLOWING ARE POSSIBLE CAUSES EXCEPT Ans✓✓✓-
STRAY RADIO SIGNALS
1. A CUSTOMER COMPLAINS OF A DEFECTIVE TRIM TAB PUMP. UPON
INSPECTIONS, THE TECHNICIAN FINDS THE NEGATIVE RETURN CONNECTED TO
THE BONDING SYSTEM. THE TECHNICIAN SHOULD Ans✓✓✓-PROPERLY INSTALL A
NEW DC NEGATIVE CONDUCTOR AND REPAIR OR REPLACE THE DEFECTIVE TRIM
TAB PUMP
1. A CUSTOMER COMPLAINS OF ELECTRICAL OF ELECTRICAL SHOCK ON THE CASE
OF A 120V WATER HEATER. ALL OF THE FOLLOWING ARE PROBABLE CAUSES OF
THE SHOCK HAZARD EXCEPT Ans✓✓✓-DEFECTIVE PRESSURE / TEMPERATURE
RELIEF VALVE
1. A CUSTOMER COMPLAINS THAT THE GAS GAUGE IS SHOWING ¼ FULL. THE
CUSTOMER RAN OUT OF GAS AN RE QUIRE A TOW TO THE DOCK. THE TEH SAYS
THE MOST LIKELY PROBLEM IS Ans✓✓✓-STICKING FLOAT ARM/ SENDING UNIT
1. A POLARITY INDICATOR LIGHT THAT IS GLOWING MORE DIMLY THAN NORMAL
COULD BE AN INDICATOR OF: Ans✓✓✓-AN OPEN CIRCUIT IN THE NEUTRAL-TO-
GROUND LINK AT AN AC GENERATOR
, 1. A RELAY/SELENOID IS SOMETIMES USED AS A ___________IN LONGER WIRING
RUNS Ans✓✓✓-SWITCH
1. AC RECEPTACLES MAY BE USED FOR DC SERVICE BASED ON ABYC STANDARS AS
LOG AS THEY ARE: Ans✓✓✓-NEVER BE USED FOR DC SERVICE
1. AC RECEPTACLES MAY BE USED FOR DC SERVICE BASED ON ABYC STANDARS AS
LONG AS THEY ARE Ans✓✓✓-NEVER BE USED FOR DC SERVICE
1. AFTER TROUBLESHOOTING AND REPAIRING A BILGE HIGH WATER SYSTEM, THE
TECHNICIAL SHOULD Ans✓✓✓-B AND C DEPENDING ON THE TYPE ( B. PLACE A
CUP OF WATER UNDERNEATH THE SENSOR PROBES TO TEST THE SENSOR, C. LIFT
THE FLOAT SWITCH TO ACTIVATE THE SENSOR TO TEST ITS OPERATION )
1. ALL OF THE FOLLOWING APPLIANCES COMMONLY USED ON NEW BOATS CAN
BE AFFECTED BY EXCESSIVE HARMONIC DISTORTION EXCEPT, Ans✓✓✓-WATER
HEATERS
1. ALL OF THE FOLLOWING COULD CAUSE A CONDUCTOR TO OVERHEAT EXCEPT:
Ans✓✓✓-INSULATION TEMPERATURE RATING TOO LOW
1. APPROPIATE BONDING CONDUCTOR SIZING FOR A SYSTEM TIED IN TO OFFER
LIGHTNING PROTECTION IS ___________ BASED ON ABYC. Ans✓✓✓-6 AWG
1. BASED ON ABYC, ALL TERMINATIONS FOR AC CONDUCTORS MUST BE
INSTALLED: Ans✓✓✓-INSIDE AN ENCLOSURE REQUIRING THE USE OF HAND
TOOLS TO OPEN
