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ABYC ELECTRICAL STUDY 1 Questions & Verified Answers | 100% Pass Rate | | 100% Success Guarantee | Easy-to-Download

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ABYC ELECTRICAL STUDY 1 Questions & Verified Answers | 100% Pass Rate | | 100% Success Guarantee | Easy-to-Download

Institution
ABYC
Course
ABYC











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ABYC
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Uploaded on
November 25, 2024
Number of pages
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Written in
2024/2025
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ABYC ELECTRICAL STUDY 1 Questions &
Verified Answers 2024-2025 | 100%
Pass Rate | | 100% Success Guarantee |
Easy-to-Download
the reverse polarity indicator is an LED with 2 legs. One of these legs have a resistor of

✓ 25k Ohms



Anodes used in cathodic protection systems shall be

✓ painted with a protective barrier coating



oil pressure and temperature gauges are

✓ installed in series



what type of element are in series

✓ the switches



voltage regulator ( inbetween output and breaker)

✓ controls alternator field voltage



isolator transformer

✓ cleans signal




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how much is the increase in torque for the capacitor

✓ 250%



RPM modify

✓ from the govner



commutator

✓ a slip ring that serves to reverse the direction in which an electrical current flows from the
generator



armature

✓ the iron the coil goes on



excitation (ac alternator generators)

✓ on the rotor



voltage

✓ difference in potiental



for sailboats the top of the lighting rod should be

✓ 6in above everything else on the mast and filed to a sharp point



independent breaker to


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✓ activate inverter



ohm meter reads

✓ amps AC only



single phase

✓ needs netural



ground fault

✓ if electricity leaks from intended paths in these 2 wires ( ac hot and neutral)



battery isolator

✓ charge batteries with 1 alternator



galvanic isolator

✓ blocks bad DC currents



only at the source of power

✓ the neutral and ground should be connected



the minimum amp circuit breaker that should be used to protect a 120v water heater circuit

with a 1600-watt element would be rated at________amps.




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✓ 15



when testing for excessive EMF emission near a conductor or appliance, the tool of choice

✓ gauss meter



the primary problem with using a series circuit to supply multiple loads is

✓ voltage drop through the circuit will be excessive



based on this section, the most common electrical circuit problem in marine applications is

✓ unwanted open



the primary by-product of excessive electrical resistance is

✓ heat



one horsepower equals

✓ 746 watts



excessive electrical resistance can be caused by

✓ undersized wires,loose connections and corrosion



gauss meter




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