ABYC Electrical 2 Questions And Answers
C An AC voltmeter is required at the panel if the boat is equipped with:
A. A DC windlass
B. An AC- powered water heater
C. An inverter
D. AC- powered reading lamps
C All of the following could cause a conductor to overheat except.
A. Undersized c...
C An AC voltmeter is required at the panel if the boat is equipped with:
A. A DC windlass
B. An AC- powered water heater
C. An inverter
D. AC- powered reading lamps
C All of the following could cause a conductor to overheat except.
A. Undersized conductor
B. Excessive Amperage
C. Insulation temp rating too low
D. Corroded connector
A Tech A says that AC and DC are able to run together down the same conductor. Tech B
says that this is technically impossible which tech is correct?
, ABYC Electrical 2 Questions And Answers
A. Tech A
B. Tech B
C. Both techs
D. Neither tech
D To check for charger output to the battery de-enegize charger check batter open - circuit
voltage re-energize the charger and check for a voltage ________V DC or more Conductance
tester
A. Rise of 14
B. Drop of 0.5
C. Drop pf 14
D. Rise of 0.5
C The tool of choice for testing AC generator winding insulation integrity is a:
A. TDR
B. Fox and hound
C. Megohmmeter
, ABYC Electrical 2 Questions And Answers
D. Clamp - type ammeter
B On a brushless generator a possible cause for low AC voltage output under load could
be:
A. High engin RPM
B. Faulty exciter winding diode rectifier
C. Faulty output circuit breaker
D. Excessively high DC voltage supply
A All of the following could cause an overheated electrical connection except:
A. Conductor with an excessively high insulation temperature rating
B. Loose terminal connection
C. Corroded connection
D. Undersized conductor for the load demand
, ABYC Electrical 2 Questions And Answers
B When trouble shooting AC appliances and equipment for safety considerations the tech
should do all of the following except
A. Use lock out and tag out procedures
B. By-pass over current devices when possible
C. De-enegrgize the circuit whenever possible
D. Not wear jewelry
C For Charging the battery, the alternator produces alternating current that must be
changed to direct current by the.
A. Solenoid
B. Starter
C. Rectifier
D. Voltage regulator
C On an inverter that does not provide a true sine wave output, low voltage troubleshoots
must be accomplished using a(n) _________________ type DVOM
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