AVIONICS AC TEST 2025
QUESTIONS AND ANSWERS
A coefficient of coupling of 0 indicates? - ....ANSWER ...-No
lines of flux cut the secondary windings
Which section of an oscilloscope controls amplitude? -
....ANSWER ...-Vertical controls
A step-up transformer steps up? - ....ANSWER ...-Voltage
Which control on an oscilloscope controls the brightness of the trace? -
....ANSWER ...-Intensity controls
When using the left hand rule for coils, what do the wrapped fingers
represent? - ....ANSWER ...-Current flow
What formula would would calculate the total inductance of inductors in
series? - ....ANSWER ...-Lt=L1+L2
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, What is the easiest voltage amplitude to measure by viewing a pure sine
wave signal on an oscilloscope? - ....ANSWER ...-Peak-to-Peak
What is the impedance of a circuit containing a 1K OHMS resistor, a
2mh inductor and a 12.678microF capacitor in series operating at a
frequency of 1Khz? - ....ANSWER ...-1K OHMS
To convert Peak-to-Peak voltage to RMS voltage. -
....ANSWER ...-Peak-to-Peak divided by 2 x .707
What is the power factor of a circuit with true power of 5.10 watts and
an apparent power of 9.85 volt amps? - ....ANSWER ...-.52
Capacitive reactace will increase with a/an? - ....ANSWER ...-
Decrease in capacitance and/or frequency
In a capacitive circuit - ....ANSWER ...-Current leads voltage
In an AC circuit, where the voltage and current are out of phase, how
can true power be determined? - ....ANSWER ...-By multiplying
the apparent power times the power factor
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
QUESTIONS AND ANSWERS
A coefficient of coupling of 0 indicates? - ....ANSWER ...-No
lines of flux cut the secondary windings
Which section of an oscilloscope controls amplitude? -
....ANSWER ...-Vertical controls
A step-up transformer steps up? - ....ANSWER ...-Voltage
Which control on an oscilloscope controls the brightness of the trace? -
....ANSWER ...-Intensity controls
When using the left hand rule for coils, what do the wrapped fingers
represent? - ....ANSWER ...-Current flow
What formula would would calculate the total inductance of inductors in
series? - ....ANSWER ...-Lt=L1+L2
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, What is the easiest voltage amplitude to measure by viewing a pure sine
wave signal on an oscilloscope? - ....ANSWER ...-Peak-to-Peak
What is the impedance of a circuit containing a 1K OHMS resistor, a
2mh inductor and a 12.678microF capacitor in series operating at a
frequency of 1Khz? - ....ANSWER ...-1K OHMS
To convert Peak-to-Peak voltage to RMS voltage. -
....ANSWER ...-Peak-to-Peak divided by 2 x .707
What is the power factor of a circuit with true power of 5.10 watts and
an apparent power of 9.85 volt amps? - ....ANSWER ...-.52
Capacitive reactace will increase with a/an? - ....ANSWER ...-
Decrease in capacitance and/or frequency
In a capacitive circuit - ....ANSWER ...-Current leads voltage
In an AC circuit, where the voltage and current are out of phase, how
can true power be determined? - ....ANSWER ...-By multiplying
the apparent power times the power factor
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
