General Class License Exam Questions

Subelement G6

Circuit Components

Question Display Options:
Group G6A Resistors; Capacitors; Inductors; Rectifiers; solid state diodes and transistors; vacuum tubes; batteries
G6A01 What is the minimum allowable discharge voltage for maximum life of a standard 12 volt lead acid battery?
G6A02 What is an advantage of the low internal resistance of nickel-cadmium batteries?
G6A03 What is the approximate junction threshold voltage of a germanium diode?
G6A04 When is it acceptable to recharge a carbon-zinc primary cell?
G6A05 What is the approximate junction threshold voltage of a conventional silicon diode?
G6A06 Which of the following is an advantage of using a Schottky diode in an RF switching circuit rather than a standard silicon diode?
G6A07 What are the stable operating points for a bipolar transistor used as a switch in a logic circuit?
G6A08 Why must the cases of some large power transistors be insulated from ground?
G6A09 Which of the following describes the construction of a MOSFET?
G6A10 Which element of a triode vacuum tube is used to regulate the flow of electrons between cathode and plate?
G6A11 Which of the following solid state devices is most like a vacuum tube in its general operating characteristics?
G6A12 What is the primary purpose of a screen grid in a vacuum tube?
G6A13 Why is the polarity of applied voltages important for polarized capacitors?
G6A14 Which of the following is an advantage of ceramic capacitors as compared to other types of capacitors?
G6A15(C) Which of the following is an advantage of an electrolytic capacitor?
G6A16 What will happen to the resistance if the temperature of a resistor is increased?
G6A17 Which of the following is a reason not to use wire-wound resistors in an RF circuit?
G6A18 What is an advantage of using a ferrite core toroidal inductor?
G6A19 How should the winding axes of two solenoid inductors be oriented to minimize their mutual inductance?
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Group G6B Analog and digital integrated circuits (ICs); microprocessors; memory; I/O devices; microwave ICs (MMICs); display device
G6B01 Which of the following is an analog integrated circuit?
G6B02 What is meant by the term MMIC?
G6B03 Which of the following is an advantage of CMOS integrated circuits compared to TTL integrated circuits?
G6B04 What is meant by the term ROM?
G6B05 What is meant when memory is characterized as non-volatile?
G6B06 What kind of device is an integrated circuit operational amplifier?
G6B07 Which of the following is an advantage of an LED indicator compared to an incandescent indicator?
G6B08 How is an LED biased when emitting light?
G6B09 Which of the following is a characteristic of a liquid crystal display?
G6B10 What two devices in an Amateur Radio station might be connected using a USB interface?
G6B11 What is a microprocessor?
G6B12 Which of the following connectors would be a good choice for a serial data port?
G6B13 Which of these connector types is commonly used for RF connections at frequencies up to 150 MHz?
G6B14 Which of these connector types is commonly used for audio signals in Amateur Radio stations?
G6B15 What is the main reason to use keyed connectors instead of non-keyed types?
G6B16 Which of the following describes a type N connector?
G6B17 What is the general description of a DIN type connector?
G6B18 What is a type SMA connector?
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