Block 6 Quiz 2

Which of the three common conductors listed below is the preferred conductor in the aviation industry?

• Copper

• Silver

• Aluminum

When current flows in one direction it is called?

• EMF

• AC

• DC

Although other metals are preferred conductors, aluminum wire is used in place of copper wire in some applications due to its?

• Resistance to corrosion

• Lighter weight

• Current carrying capability

When a wire is moved through a magnetic field _______ is induced in the conductor.

• EMF

• Resistance

• UHF

Frequency is the number of cycles per?

• Period

• Second

• Revolution

The distance that a waveform travels during one period is referred to as?

• Sine wave

• Frequency

• Wavelength

The physical factors that affect inductance are: Required to answer. Single choice. (10 Points)

• Number of turns, cross-sectional area of a coil, length of a coil and core material

• RMS & EMF

• Surface area of the magnets, density of carbon resistors and affect of capacitance

The two most common batteries used in aviation are?

• Lead-acid & NiCD

• AA & AAA

• Lithium & Lead-acid

Typical aircraft generators maintain a nominal voltage output of approximately: Required to answer. Single choice. (10 Points)

• 14 volts DC & 28 volt AC

• 14 volts DC & 28 volts DC

• 14 volts AC & 28 volts AC

The three-unit voltage regulator has three relays that control: Required to answer. Single choice. (10 Points)

• Voltage, Current & Reverse Current

• Voltage, Current & Over Current

• Reverse Voltage, Current & Reverse Current