Exam (elaborations)
ABYC Marine Electrical Certification Day 2 Exam Questions and Answers
- Course
- Institution
ABYC Marine Electrical Certification Day 2 Exam Questions and Answers
[Show more]
Seller
Follow
millyphilip
Reviews received
Content preview
ABYC Marine Electrical Certification Day2 Exam Questions and Answers
What is the max voltage to charge most gell cell batteries? - Answers -14.1 volts
Range of specific gravity in fully charged 12v battery? - Answers -1.260 to 1.285
Fully Charged battery is _____ volts. - Answers -12.6
Batteries create ______ gas. - Answers -Hydrogen
Two twelve volt batteries in parallel will create ________ volts - Answers -12.6
(amperage doubles)
Two 12V batteries in series creates _______ volts, but amperage remains the same -
Answers -24V
This type of battery is characterized by thicker plates and is meant for moderate loads
for long periods. - Answers -Deep Cycle
This appliance is used to derive 12v from 24v system (or visa versa) and equalize
batteries charge and discharge rates. - Answers -Battery Equalizer
Battery boxes must be _______________ due to release of gasses. - Answers -vented
overboard
Over time switching solenoids tend to wear out creating an open circuit and .... -
Answers -One of the batteries does not charge and goes dead.
A drop in specific gravity of _____ (from the other cells) on a battery test is indicative of
a bad cell. - Answers -0.50
Battery charger selection should be based on __________ type. - Answers -Battery
Bulging battery sides and a rotten egg smell are signs of what? - Answers -Over
charging
Best practice to prevent corrosion on battery terminals is what? - Answers -Spray a dry
film corrosion inhibitor.
, Wing nuts are allowed on battery terminals for wires ______ AWG and smaller. -
Answers -8
The battery switch rating shall equal the amps of the connected overcurrent protection
or the ________ whichever is less. - Answers -Feeder Cable
In a flooded cell battery, fluid should be checked. - Answers -Frequently
Batteries in a state of ______ can freeze and become a potential hazard [go boom]. -
Answers -Discharge
Circuit Breakers should be of the _______ variety. - Answers -trip free
When can connections to batteries can be made with spring loaded (alligator)
fasteners? - Answers -Never
Batteries must be securely installed and allow no more than ______ (inches)of
movement in any direction - Answers -1"
True or False? Batteries may be installed directly above fuel tanks. - Answers -False
The baseline for specific gravity in Flooded batteries is what? - Answers -1.0
Each metal fuel line and fuel line component within ______ inches of batteries should
be shielded to protect against short circuiting. - Answers -12
Battery boxes should vent at the __________ portion of the cover - Answers -
uppermost
A soldered connection that joins a battery terminal connector to a conductor should be
at least _______ times the diameter of the stranded portion of the battery conductor. -
Answers -1.5
On a battery post with multiple terminals of different sizes, the ______ terminal should
be closest to the battery. - Answers -Largest
Battery switches shall be installed for battery banks over ______ CCA - Answers -801
(or 100 amp hours if CCA is unavailable)
The abyc provides a chart for determining the AIC for overcurrent protection on battery
banks less than ______ CCA or _______Ah. - Answers -2200, 500
Overcurrent protection should be located as close as practical to power source. The
basic rule is within _____ inches. - Answers -7
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller millyphilip. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for CA$16.59. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79373 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now