ABYC Marine Electrical Certification Exam Questions and Answers (... file:///C:/Users/Pavilion/Downloads/ABYC%20Marine%20Electric
ABYC Marine Electrical Certification Exam Questions and
Answers (2024/2025)(Verified Answers)
1. Every 18 inches.: How often (in inches) shall wire bundles be supported?
2. Insulated Metallic Hanger Clamps: What type of clamps are to be used forsupporting
wire bundles when routed over engines and machinery?
3. 40 lbs (E-11 Table XV): What tensile force must a 10 Gauge crimp connectorwithstand
for one minute?
4. 36 inches: What is the max allowed unsupported cable length for battery cables?
5. True: T or F: Running AC and DC conductors together is allowed so long as theAC
conductors are sheathed.
6. C. Unwanted open: The most common electrical circuit problem in marine appli-cations
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is:
A. Short circuits
B. Too much continuity
C. Unwanted open
D. Inter circuit Short
7. D. Heat: The primary by-product of excessive electrical resistance is:
A. Increased Amperage
B. Increased Voltage
C. Reduced Ambient Temperature
D. Heat
8. 1 HP = 746 Watts: One HP = how many watts?
9. D.TDR (time-domain reflectometer): What is the preferred tool for tracing short-ed and
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open circuits?
A. Ohm meter
B. Amp clamp
C. Volt meter
D. TDR (time-domain reflectometer)
10. 0 AWG: A technician is installing a cable run from the batteries to the main DCpanel
board on a boat as part of a refit. The boat has a 12-volt system and the distance form the
panel to the batteries is 15 ft.The maximum current draw from thepanel is calculated at 90
amps. What guage cable should be used (minimum)?
11. Yellow: DC grounded conductors on new boats that are also equipped with ACsystems
should use what color insulated wire?
12. 16 AWG: What is the smallest guage wire allowed for unsheathed wire runsthrough
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the boat?
13. False. Start batteries have a greater number of thinner plates within eachcell.: T or F:
Compared to deep cycle (house) batteries, cranking batteries will havethicker lead plates to
facilitate the higher, short-duration current draws.
14. Cranking: Which type of battery generally recharges faster? Deep cycle or
cranking?
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