Test Flashcards
This type of diagram is used where a set path is followed to its conclusion with intermediate decision steps that might be required.
Flow chart.
A capacitor consists of:
Two conductors separated by an insulator.
Section 3 of the MSDS is:
Physical and chemical properties.
Digital circuit with three inputs for carry in and two bits with sum and carry outputs.
Full-adder.
Which of the following shows functional units represented by blocks?
Block diagram.
A document that provides a method of determining the empty weight and empty weight center of gravity of an aircraft.
Aircraft weight and balance.
A device used to protect the components and wiring in a circuit in the event of a short circuit. It is constructed of a thin bimetallic strip that expands with heat.
Circuit breaker.
A switch that is the most susceptible to shock and vibration in a plane.
Toggle switch.
In the United States there are 5 common classifications of fires, which are?
a,b,c,d,k.
This type of battery has the electrodes welded together and has been developed with a high degree of efficiency and dependability.
Nickel-cadmium cell.
On the schematic symbol of a pnp transistor.
The arrow points in on the emitter lead.
What type of meter can be used to measure ac currents without breaking open the circuit?
Amp-clamp probe.
A fuel sensor probe operates as a large ______ while the fuel acts as a dielectric.
Capacitor.
The manual that will help the technician locate the correct part needed to repair a system.
Illustrated parts catalog.
An open coil has.
Infinite resistance and zero inductance.
A mathematical quantity, usually correlated in electronics to a physical quantity such as voltage, current, or resistance.
Number.
What is the biggest disadvantage of the common-base amplifier.
Its low input impedance.
Condition of Xl=Xc in an LC circuit to favor the resonant frequency for a maximum in V, I, or Z.
Resonance.
Who developed the Venturi Tube, which displays the properties of when you accelerate a fluid, the pressure of the fluid drops.
Mr. Venturi.
What is the resistance for the following values:V= 24 Volts, I= 4 Amps?
6.
If the secondary current in a step-down transformer increases, the primary current will.
Increase.
What is the wavelength of a radio wave whose frequency is 15 MHZ?
20m.
A condition of flight in which the nose of an airplane starts to move in the direction opposite of the intended turn.
Adverse yaw.
Which of the following is considered one of the better type of conductors?
Silver.
Section 1 of the MSDS is?
Product and manufacturer identification.
Which transistor region is very thin and lightly doped?
The base region.
Which of the following does not affect inductance?
Length of the insulation.
Any HIGH in will output a LOW, all LOW’s in will cause a HIGH?
NOR Gate.
An aircraft finish that consists of an acrylic resin base and certain volatile solvents.
Acrylic lacquer.
What are the three types of materials used in electronics?
Conductors, semi-conductors, insulators.
Which of the following is not a sleeving type?
Synthetic nylon.
One of the main applications of a capacitor is to:
Block DC and pass AC.
To apply the superposition theorem, all components must be.
Both linear and bilateral.
What is impedance?
The resistance of a component at a given frequency.
Which of the following cells is a secondary cell?
-Nickel-Cadmium (NiCd)
-Nickel-Metal Hydride (NiMH)
-Lithium-ion (Li-ion)
-Lithium-ion Polymer (LiPo)
What is the transistor called that is fabricated as two complementary SCRs in parallel with a common gate terminal?
Triac.
Which of the following is true when the audio output of a radio is reduced by 3 dB?
The power is reduced by half.
In electromagnets, the effect of magnetic induction lagging in time behind the applied magnetizing force.
Hysteresis.
This is between two conductors an could cause output signal amplitude to decrease. It is normally not a problem in audio amplifiers. Usually exists between circuit components and wiring.
Stray capacitance.
A temperature sensitive resistor that when it is heated its resistance will decrease.
Thermistor.
What is the minimum size an aluminum wire can be?
6 AWG.
The left-hand rule for solenoids states that:
if the fingers of the left hand encircle the coil in the same direction as electron flow, the thumb points in the direction of the north pole.
Permanently installed weight in an aircraft used to bring the center of gravity into the allowable range.
Ballast.
A constant-voltage source:
Has very low internal resistance.
Measures the integrity of fabric coverings on aircraft.
Bettsometer.
An expensive test instrument that can sample and store many channels of digital information.
Logic analyzer.
Which of the following is not one of the components that cause low frequency gain loss in a cascade amplifier?
Oscillators.
Section 2 of the MSDS is:
Chemical and common name of hazardous ingredients.
A fundamental binary storage device, sometimes called flip-flop.
Latch.
Electrons are arranged in ____ around a nucleus.
Shells.
A differentiator is a circuit whose.
Output is proportional to the change in applied voltage.
When the collector current in a transistor is zero, the transistor is?
Cut off.
Which of the following is not a basic part of the relay?
Switch.
A function expressing a relationship between variable input(s) to a system device and the resultant output.
Logic function.
Which theorem provides a shortcut for finding the common voltage across any number of parallel branches with different voltage sources.
Millman’s theorem.
With bar magnets:
Unlike poles attract each other and like poles repel each other.
Electronic component that does not amplify or rectify.
Passive component.
Which of these will be most useful for insulation at UHF frequencies?
Mica.
Current amounts between ____ and _____ can be lethal.
100 mA, 200 mA.
This treatment consists of boiling magnesium in a solution of sodium dichromate. It provides good paint base and protective qualities on all standard wrought magnesium alloys except the magnesium-thorium alloys.
Dichromate treatment.
