ASA AMT UPDATED ACTUAL Exam Questions and CORRECT Answers
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Course
ASA AMT
Institution
ASA AMT
ASA AMT UPDATED ACTUAL Exam
Questions and CORRECT Answers
what is the basic unit of voltage - CORRECT ANSWER- the volt
what is the basic unit of current - CORRECT ANSWER- the amp
what is the basic unit of resistance - CORRECT ANSWER- The ohm.
which law of electricity is the most important for...
ASA AMT UPDATED ACTUAL Exam
Questions and CORRECT Answers
what is the basic unit of voltage - CORRECT ANSWER✔✔- the volt
what is the basic unit of current - CORRECT ANSWER✔✔- the amp
what is the basic unit of resistance - CORRECT ANSWER✔✔- The ohm.
which law of electricity is the most important for an aircraft mechanic to know - CORRECT
ANSWER✔✔- Ohm's law
what are the five sources of electrical energy - CORRECT ANSWER✔✔- magnetism
chemical energy light heat and pressure
what are the three elements of Ohm's law - CORRECT ANSWER✔✔- voltage current and
resistance
what four things affect resistance of an electrical conductor - CORRECT ANSWER✔✔- the
material the cross-sectional area the length and the temperature
how can you tell the resistance of a composition resistor - CORRECT ANSWER✔✔- By a
series of colored bands around one end of the resistor.
what three things must all electrical circuits contain - CORRECT ANSWER✔✔- a source of
electrical energy a load to use the energy and conductors to join the source and the load
what is the purpose of a capacitor - CORRECT ANSWER✔✔- To store electrical energy in
electrostatic fields.
what is the basic unit of capacitance - CORRECT ANSWER✔✔- The farad.
,why should electrolytic capacitors not be use an AC circuit - CORRECT ANSWER✔✔- they
are polarized. an electrolytic capacitor will pass current of one polarity but will block the
current of the opposite polarity
what is meant by inductance - CORRECT ANSWER✔✔- The ability to store electrical
energy in electromagnetic fields.
what is the basic unit of inductance - CORRECT ANSWER✔✔- The Henry
what is meant by impedance - CORRECT ANSWER✔✔- The total opposition to the flow of
alternating current.
how can you find the polarity of electromagnet - CORRECT ANSWER✔✔- hold the
electromatic in your left hand with your fingers and circling the coil and the direction the
electrons flow your thumb will point to the North End of the electromagnet
in what units is impedance measured - CORRECT ANSWER✔✔- In ohms
what is the basic unit of electrical power in a DC circuit - CORRECT ANSWER✔✔- The
watt.
what is meant by a kilowatt - CORRECT ANSWER✔✔- 1,000 watts.
what happens to the current in a DC circuit if the voltage is increased or the resistance
Remains the Same - CORRECT ANSWER✔✔- the current increases
what are the three types of DC circuit's with regard to the placement of the various circuit
components - CORRECT ANSWER✔✔- series parallel and series parallel
how many cells are there in a 24 volt lead-acid battery - CORRECT ANSWER✔✔- 12
what is the specific gravity of the electrolyte in a fully charged lead acid battery - CORRECT
ANSWER✔✔- between 1.275 and 1.3
, what is the range of temperatures of an electrolyte in a lead acid battery that does not require
that you apply a correction when measuring its specific gravity - CORRECT ANSWER✔✔-
between 70 degrees and 90 degrees Fahrenheit
what instrument is used to measure the specific gravity of the electrolyte in a lead acid battery
- CORRECT ANSWER✔✔- a hydrometer
how is a lead acid battery compartment treated to protect it from corrosion - CORRECT
ANSWER✔✔- paint it with a tar base paint or polyurethane enamel
what is used to neutralize spilled electrolyte from a led acid battery - CORRECT
ANSWER✔✔- a solution of bicarbonate of soda and water
how high should the electrolyte level be in a properly serviced led acid battery - CORRECT
ANSWER✔✔- only up to the level of the indicator in the cell
what precaution should be taken in maintenance shop for both let acid and nickel cadmium
batteries are serviced - CORRECT ANSWER✔✔- the two types of battery should be kept
separate and the tools used on one type should not be used on the other
why is a hydrometer not used to measure the state of charge of a nickel cadmium battery -
CORRECT ANSWER✔✔- the electrolyte of a nickel cadmium battery does not enter into
the chemical changes that occur when the battery is charged or discharged its specific gravity
does not change appreciably
what is used to neutralize spilled electrolyte from A nickel cadmium battery - CORRECT
ANSWER✔✔- a solution of boric acid and water
what is meant by electromagnetic induction - CORRECT ANSWER✔✔- The transfer of
electrical energy from one conductor to another that is not electrically connected
how many ohms are in a megohm - CORRECT ANSWER✔✔- 1 million
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