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Exam (elaborations)
FCC GROL Element 1 Exam UPDATED QUESTIONS AND CORRECT ANSWERS
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---7February 20262025/2026A+
- FCC GROL Element 1 Exam UPDATED 
QUESTIONS AND CORRECT ANSWERS 
What is a requirement of all marine transmitting apparatus used aboard United States vessels? - CORRECT ANSWER 
Only equipment that has been certified by the FCC for Part 80 
operations is authorized. 
What transmitting equipment is authorized for use by a station in the maritime services? - 
CORRECT ANSWER 
Unless specifically excepted, only transmitters certified by the 
Federal Communications Commission for Part 80 ...
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Exam (elaborations)
FCC GROL Element 1 Exam UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS
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---38February 20262025/2026A+
- FCC GROL Element 1 Exam UPDATED 
ACTUAL QUESTIONS AND CORRECT 
ANSWERS 
1-1A1 What is a requirement of all marine transmitting apparatus used aboard United States 
vessels? 
A. Only equipment that has been certified by the FCC for Part 80 operations is authorized. 
B. Equipment must be type-accepted by the U.S. Coast Guard for maritime mobile use. 
C. Certification is required by the International Maritime Organization (IMO). 
D. Programming of all maritime channels must be performed by ...
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Exam (elaborations)
GROL Study Guide Exam UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS
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---8February 20262025/2026A+
- GROL Study Guide Exam UPDATED 
ACTUAL QUESTIONS AND CORRECT 
ANSWERS 
What is the basic unit of electrical power? - Ohm - Watt - Volt - Ampere - CORRECT ANSWER 
Watt 
What is the term used to express the amount of electrical energy stored in an electrostatic 
field? - Joules - Coulombs - Watts - Volts - CORRECT ANSWER 
Joules 
What is meant by the term "back EMF"? - A current equal to the applied EMF - An opposing EMF equal to R times C (RC) percent of the applied EMF - A vo...
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Exam (elaborations)
GROL Exam UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS
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---42February 20262025/2026A+
- GROL Exam UPDATED ACTUAL 
QUESTIONS AND CORRECT ANSWERS 
What device is used to store electrical energy in an electrostatic field? - CORRECT 
ANSWER 
capacitor 
What is the basic unit of electrical power? - CORRECT ANSWER 
What will produce a magnetic field? - CORRECT ANSWER 
through a conductor. 
Watt 
A current flowing 
Which metal object may be least affected by galvanic corrosion when submerged in seawater - CORRECT ANSWER 
Stainless steel propeller shaft. 
What is th...
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Exam (elaborations)
FCC GROL Element 1 Exam QUESTIONS AND CORRECT ANSWERS
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---13February 20262025/2026A+
- FCC GROL Element 1 Exam QUESTIONS 
AND CORRECT ANSWERS 
1-1A3 Small passenger vessels that sail 20 to 150 nautical miles from the nearest land must 
have what additional equipment? 
A. Inmarsat-B terminal. 
B. Inmarsat-C terminal. 
C. Aircraft Transceiver with 121.5 MHz. 
D. MF-HF SSB Transceiver. - CORRECT ANSWER 
D. MF-HF SSB Transceiver. 
1-2A2 When is a Marine Radio Operator Permit or higher license required for aircraft 
communications? 
A. When operating on frequencies below ...
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Exam (elaborations)
GROL TEST REVIEW EXAM QUESTIONS AND ANSWERS
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---23October 20252025/2026A+
- GROL TEST REVIEW EXAM QUESTIONS AND ANSWERS 
A power transformer has a single primary winding and three secondary windings producing 5.0 volts, 
12.6 volts, and 150 volts. Assuming similar wire sizes, which of the three secondary windings will have 
the highest measured DC resistance? - CORRECT ANSWERThe 150 volt winding.
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