NCATT Exam 2025 Questions and
Answers
115v - ✔✔Aircraft wire is normally rated at what voltage?
Tool management - ✔✔What maintenance practice is best for F.O.D prevention?
The flywheel effect - ✔✔The interchange of energy between the inductor and the
capacitor in a tank circuit is called?
Wiring diagram - ✔✔Which type of diagram will tell the size of an electrical wire?
Chemical manufacturer - ✔✔Who is responsible for providing an MSDS with
chemicals?
50 ohms - ✔✔How many ohms is aircraft radio impedance?
Red streamers, covers, plugs, ("remove before flight") - ✔✔What should be removed
preflight?
Fatigue and stress - ✔✔What is the leading cause of accidents?
Store bits of data (1 bit per flip-flop) - ✔✔What do flip-flops do?
1000 watts - ✔✔How many watts is considered an RF danger?
Disconnect power/ remove victim from live circuit - ✔✔What must you do before
giving first aid to an electrical shock victim?
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 1
, 50 ohms - ✔✔What ohms value of impedance are aviation transmission lines (antennas,
coax)?
Decrease - ✔✔If the volts across a capacitor are decreased the stored voltage will?
Less than - ✔✔Is effective voltage in an AC circuit greater or less than the maximum
instantaneous voltage?
Decrease - ✔✔If the capacitor value in a filter (power supply rectifier) is increased, the
AC ripple effect will:
True - ✔✔The gold color band is never used as the first number on a resistor?
Decrease - ✔✔If forward bias is increased in an NPN transistor, the transistor will?
Decrease - ✔✔If the forward bias is decreased in an NPN transistor, the conduction
will?
Remove them from noisy area - ✔✔If you notice a person has a hearing injury, what
should you do first?
Camber - ✔✔What is the term for the outside shape of the wing?
Rectifiers - ✔✔What converts AC to DC?
Grounding hand tools, work bench and body (wrist straps) - ✔✔How do you prevent
ESD?
Heat damage to internal organs without any external indications - ✔✔What damage can
be caused to human body by radar waves?
Yes - ✔✔Is it ok to use single strand safety wire for electrical connections?
Semi-monocoque - ✔✔What is the most common type of fuselage design?
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 2
Answers
115v - ✔✔Aircraft wire is normally rated at what voltage?
Tool management - ✔✔What maintenance practice is best for F.O.D prevention?
The flywheel effect - ✔✔The interchange of energy between the inductor and the
capacitor in a tank circuit is called?
Wiring diagram - ✔✔Which type of diagram will tell the size of an electrical wire?
Chemical manufacturer - ✔✔Who is responsible for providing an MSDS with
chemicals?
50 ohms - ✔✔How many ohms is aircraft radio impedance?
Red streamers, covers, plugs, ("remove before flight") - ✔✔What should be removed
preflight?
Fatigue and stress - ✔✔What is the leading cause of accidents?
Store bits of data (1 bit per flip-flop) - ✔✔What do flip-flops do?
1000 watts - ✔✔How many watts is considered an RF danger?
Disconnect power/ remove victim from live circuit - ✔✔What must you do before
giving first aid to an electrical shock victim?
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 1
, 50 ohms - ✔✔What ohms value of impedance are aviation transmission lines (antennas,
coax)?
Decrease - ✔✔If the volts across a capacitor are decreased the stored voltage will?
Less than - ✔✔Is effective voltage in an AC circuit greater or less than the maximum
instantaneous voltage?
Decrease - ✔✔If the capacitor value in a filter (power supply rectifier) is increased, the
AC ripple effect will:
True - ✔✔The gold color band is never used as the first number on a resistor?
Decrease - ✔✔If forward bias is increased in an NPN transistor, the transistor will?
Decrease - ✔✔If the forward bias is decreased in an NPN transistor, the conduction
will?
Remove them from noisy area - ✔✔If you notice a person has a hearing injury, what
should you do first?
Camber - ✔✔What is the term for the outside shape of the wing?
Rectifiers - ✔✔What converts AC to DC?
Grounding hand tools, work bench and body (wrist straps) - ✔✔How do you prevent
ESD?
Heat damage to internal organs without any external indications - ✔✔What damage can
be caused to human body by radar waves?
Yes - ✔✔Is it ok to use single strand safety wire for electrical connections?
Semi-monocoque - ✔✔What is the most common type of fuselage design?
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 2
