Marine Battery and Charging System Quiz
Authored by Michael Jimenez
Physics
Professional Development
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of batteries on board vessels?
To provide power for the main engine
To be used in case of blackout and emergency situations
To power the air conditioning system
To charge the navigational instruments
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the unit of measurement for the capacity of a battery?
Watt-hours
Volt-hours
Ohm-hours
Ampere-hours
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is AC power converted to DC for charging the batteries?
Through a capacitor
By using a voltage regulator
Through a transformer
By using a rectifier system
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the trickle charge circuit for batteries?
To measure the specific gravity of the electrolyte
To discharge the battery completely
To maintain the charges on the battery after it is fully charged
To provide high current for quick charging
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What safety measure is commonly installed in the battery charging room on modern ships?
Interlock with the exhaust fan
Interlock with the emergency lighting system
Interlock with the GMDSS system
Interlock with the main engine
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