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Questions and Answers
Which of the following types of coupling is usually used to couple the output from a power amplifier?
Which of the following types of coupling is usually used to couple the output from a power amplifier?
- Impedance
- RC
- Resistor
- Transformer (correct)
Which of the following persons may inspect your record held by the Chief of Naval Personnel?
Which of the following persons may inspect your record held by the Chief of Naval Personnel?
- You
- Your division officer
- Both 1 and 2 above (correct)
- Your designated agent
A circuit in which the resistance is almost zero ohms is referred to by which of the following terms?
A circuit in which the resistance is almost zero ohms is referred to by which of the following terms?
- Closed
- Short (correct)
- Open
- Broken
The purpose of the CSMP is to provide shipboard maintenance managers with a consolidated listing of deferred maintenance to identify the material condition of the ship.
The purpose of the CSMP is to provide shipboard maintenance managers with a consolidated listing of deferred maintenance to identify the material condition of the ship.
Which of the following factors will NOT affect the value of inductance of a coil?
Which of the following factors will NOT affect the value of inductance of a coil?
In a zinc-carbon primary cell, what is the function of the carbon electrode?
In a zinc-carbon primary cell, what is the function of the carbon electrode?
On the ML-N, what information is in the column under COGNIZANCE CODE?
On the ML-N, what information is in the column under COGNIZANCE CODE?
The Report and Disposition of Offense(s), NAVPERS 1626/7, contains all of the following information except?
The Report and Disposition of Offense(s), NAVPERS 1626/7, contains all of the following information except?
Which of the following statements is correct concerning D flip-flops?
Which of the following statements is correct concerning D flip-flops?
What is/are the term(s) applied to the space between and around charged bodies in which their influence is felt?
What is/are the term(s) applied to the space between and around charged bodies in which their influence is felt?
What term is used for a semiconductor that has three or more elements?
What term is used for a semiconductor that has three or more elements?
The speaker system of a record player should be driven by which of the following types of amplifier?
The speaker system of a record player should be driven by which of the following types of amplifier?
When a large aluminum terminal lug or splice is installed, why is it NOT necessary to clean the aluminum wire?
When a large aluminum terminal lug or splice is installed, why is it NOT necessary to clean the aluminum wire?
Which of the following drugs is abused on the pretense of weight control?
Which of the following drugs is abused on the pretense of weight control?
Which of the following elements of the CRT helps prevent the beam of electrons from diverging?
Which of the following elements of the CRT helps prevent the beam of electrons from diverging?
What term applies to the difference between the speed of the rotating stator field and the rotor speed?
What term applies to the difference between the speed of the rotating stator field and the rotor speed?
Rapid reversals in the polarity of the line voltage applied to a capacitor will cause what type of capacitor power loss?
Rapid reversals in the polarity of the line voltage applied to a capacitor will cause what type of capacitor power loss?
A battery is rated according to a 20-hour rate of discharge at 300 ampere-hours. Which of the following currents is the maximum current that will allow the battery to deliver its rated capacity?
A battery is rated according to a 20-hour rate of discharge at 300 ampere-hours. Which of the following currents is the maximum current that will allow the battery to deliver its rated capacity?
Which of the following goals are related to FAP?
Which of the following goals are related to FAP?
If signature authority has been delegated to the leading petty officer, which of the following documents is he/she NOT allowed to sign?
If signature authority has been delegated to the leading petty officer, which of the following documents is he/she NOT allowed to sign?
How are fixed capacitors classified?
How are fixed capacitors classified?
What is the most common form of coupling?
What is the most common form of coupling?
What type of feedback is caused by interelectrode capacitance?
What type of feedback is caused by interelectrode capacitance?
The intensity knob on the spectrum analyzer controls what display function(s)?
The intensity knob on the spectrum analyzer controls what display function(s)?
A megger uses high voltage to check the insulation leakage in the megohm range. What is the source of this voltage?
A megger uses high voltage to check the insulation leakage in the megohm range. What is the source of this voltage?
What is the major factor that limits the high frequency response of an amplifier?
What is the major factor that limits the high frequency response of an amplifier?
In generators, what principle is used to convert mechanical motion to electrical energy?
In generators, what principle is used to convert mechanical motion to electrical energy?
Under which of the following conditions does sparking occur between the brushes and the commutator?
Under which of the following conditions does sparking occur between the brushes and the commutator?
What is the purpose of the aquadag coating in the CRT?
What is the purpose of the aquadag coating in the CRT?
What is the phase relationship between the output voltages of a three-phase alternator?
What is the phase relationship between the output voltages of a three-phase alternator?
For maximum power transfer between circuits, what impedance relationship should there be between the two circuits?
For maximum power transfer between circuits, what impedance relationship should there be between the two circuits?
Which of the following terms describes a single resistor that represents a complex circuit?
Which of the following terms describes a single resistor that represents a complex circuit?
Instructions for the preparation of a PMS feedback report are found on the reverse of OPNAVINST 4790/7B green page.
Instructions for the preparation of a PMS feedback report are found on the reverse of OPNAVINST 4790/7B green page.
A single-stage, two transistor amplifier that uses a phase splitter input is classified as what type of amplifier?
A single-stage, two transistor amplifier that uses a phase splitter input is classified as what type of amplifier?
What is the principal advantage of an indirectly heated cathode over a directly heated cathode?
What is the principal advantage of an indirectly heated cathode over a directly heated cathode?
Which of the following signal generators should you select to test audio equipment?
Which of the following signal generators should you select to test audio equipment?
Color codes are used on preinsulated terminal lugs and splices to indicate what information?
Color codes are used on preinsulated terminal lugs and splices to indicate what information?
Showering will destroy nuclear and biological agents.
Showering will destroy nuclear and biological agents.
Which of the following actions will recharge a secondary cell?
Which of the following actions will recharge a secondary cell?
The LC choke-input filter is used primarily where which of the following types of regulation is/are important?
The LC choke-input filter is used primarily where which of the following types of regulation is/are important?
Control of a circuit requiring a temporary actuation signal is provided by which of the following switches?
Control of a circuit requiring a temporary actuation signal is provided by which of the following switches?
This person acts as an overall training supervisor?
This person acts as an overall training supervisor?
Which of the following gates produces a HIGH output when any or all of the inputs are LOW?
Which of the following gates produces a HIGH output when any or all of the inputs are LOW?
Which of the following AC filament voltages is most likely to be considered a common voltage?
Which of the following AC filament voltages is most likely to be considered a common voltage?
Qualified Personnel are assigned by name for each MR scheduled on the weekly schedule.
Qualified Personnel are assigned by name for each MR scheduled on the weekly schedule.
Which of the following types of circuits are most affected by the loading effect of voltmeters?
Which of the following types of circuits are most affected by the loading effect of voltmeters?
The meter card is used to provide what information concerning test equipment?
The meter card is used to provide what information concerning test equipment?
Which of the following safety precautions should be observed when an ohmmeter is used?
Which of the following safety precautions should be observed when an ohmmeter is used?
The amount of items listed on an EGL is no more than 8 hours.
The amount of items listed on an EGL is no more than 8 hours.
When directed drift takes place, at what speed does the effect take place?
When directed drift takes place, at what speed does the effect take place?
Study Notes
Coupling Types and Circuits
- Power amplifiers typically utilize transformer coupling for output.
- In electrical circuits, a "short" circuit is defined by almost zero resistance.
- When aiming for maximum power transfer, the output impedance of one circuit must match the input impedance of the other.
- An LC choke-input filter is designed for voltage and current regulation.
Personnel and Records
- Records held by the Chief of Naval Personnel can be inspected by both the individual and their designated agent, emphasizing transparency in personnel management.
Capacitors and Electrical Components
- High voltage checks for insulation resistance, typically using a megger, are derived from a hand-driven DC generator.
- In capacitors, rapid polarity reversals lead to dielectric-hysteresis power losses.
- Capacitance is the major limiting factor for the high frequency response of amplifiers.
- Fixed capacitors are classified based on their dielectric materials.
Electrical Safety and Maintenance
- De-energizing circuits before connecting an ohmmeter is crucial to safety.
- The intensity knob on a spectrum analyzer adjusts the brightness of the CRT display.
- Observing safety protocols during meter use ensures accurate readings and protects equipment.
Amplifiers and Feedback
- The feedback type caused by interelectrode capacitance is classified as negative feedback.
- A single-stage, two-transistor amplifier with a phase splitter is known as a push-pull amplifier.
Chemistry and Electronics
- In zinc-carbon batteries, the carbon electrode serves as a return path for current.
- Amphetamines are often abused under the guise of weight control.
Miscellaneous
- The purpose of the aquadag coating in CRTs is to eliminate secondary emission effects.
- The phase relationship between output voltages in a three-phase alternator is 120º out of phase.
- Qualified personnel must be assigned by name for each maintenance requirement scheduled in the weekly agenda.
Legal and Regulatory Aspects
- Documents like the DD 214 cannot be signed by a leading petty officer, emphasizing the importance of proper delegation and authority in military documentation.
General Knowledge
- Showering does not effectively neutralize nuclear and biological agents, underscoring the importance of specialized decontamination procedures.
- The output configuration of gates affects their functionality, with NAND gates producing a HIGH output when any input is LOW.
Conclusion
- These concepts underline fundamental electrical engineering principles, safety protocols, and regulations essential for personnel management in the Navy, emphasizing clarity and understanding in each area.
Studying That Suits You
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Description
Prepare for the Electrician's Mate 2nd Class exam with these mock exam flashcards. This quiz covers essential topics related to electrical coupling, personnel records, and circuit theory. Test your knowledge and readiness for the official exam.
