NOCTI Mechatronics 3 Exam 2025 – Advanced Mechatronics Certification Study Guide
If you inhale phenolic fumes what would happen to you? - (ANSWER)Trouble breathing
A _________ fire extinguisher should be used on an electrical fire. - (ANSWER)Class C
What does OSHA stand for? - (ANSWER)Occupational Safety & Health Administration
This type of drawing represents a three-dimensional object using several two-dimensional views of the
object. - (ANSWER)Orthographic
What are linear dimensions usually expressed in? - (ANSWER)Decimal or Fractional Units
What does a filled triangle represent in a fluid power diagram? - (ANSWER)Hydraulic Flow
What can happen if bolts and nuts are not properly torqued? - (ANSWER)They wear out quickly and can
cause failure.
What safety practice is used to prevent equipment from being energized? - (ANSWER)Lockout/Tagout
A Safety Data Sheet (SDS) provides information about first aid measures, stability and reactivity, and
_____? - (ANSWER)Handling and Storage
Which of the following is not true of a title block? - (ANSWER)Format is the same from company to
company.
A NFPA 70E is a regulation that provides guidelines and details for ___________? - (ANSWER)Electrical
safety
GFCI devices are used for what purpose? - (ANSWER)To prevent a person from being electrocuted.
A person with serious electrical injury should be moved only when _______. - (ANSWER)They are in
immediate danger
,NOCTI Mechatronics 3 Exam 2025 – Advanced Mechatronics Certification Study Guide
What must be provided by chemical manufacturers, distributors, and importers to anyone who will work
with these potentially dangerous materials? - (ANSWER)Safety Data Sheet (SDS).
You come across a fellow employee who is being electrocuted by becoming attached to a live electrical
circuit, what is the first thing you should do? - (ANSWER)Shut off the circuit.
What would slippery floors and cluttered walkways be considered in the workplace? - (ANSWER)Physical
hazards.
What tool is used to measure the turning force when tightening a fastener? - (ANSWER)Torque Wrench
When working on an electrical, fluid power, or mechanical system a ____ procedure should be
performed to lock out the energy. - (ANSWER)LOTO
The section of a technical report which summarizes the report's contents is called what? -
(ANSWER)Abstract
What does a thick line represent in a schematic diagram? - (ANSWER)Current flow
A switch is an example of a _____ into a motor control circuit. - (ANSWER)input
How does the overload of a motor provide protection when current exceeds a predetermined value? -
(ANSWER)It opens a normally closed contact.
Overload protection is designed to protect the ______________ by disconnecting it from the power
source when an overload is sensed. - (ANSWER)Electric motor
Motors are normally protected from overload by a _______ device. - (ANSWER)thermal
T/F: A two-wire control for a motor will restart automatically when power is restored after a power
failure. - (ANSWER)True
, NOCTI Mechatronics 3 Exam 2025 – Advanced Mechatronics Certification Study Guide
What is the most common machine wire type? - (ANSWER)THHN
T/F: A three-wire controlled motor will restart automatically after power is restored after a power
failure. - (ANSWER)False
Jogging is a type of motor control in which what happens? - (ANSWER)The motors rotation is moved
(bumped) slightly.
A wire's current carrying limit is known as what? - (ANSWER)Ampacity
A motor _______ is a motor controller that includes overload protection. - (ANSWER)Starter
If a switch is described by the term DPDT, what does this stand for? - (ANSWER)Dual pole, Dual Throw
An interlock prevents two of the three phases on a reversing motor from shorting by doing what? -
(ANSWER)Preventing the opposite coil from shutting it's contacts when a coil is energized.
Wire labelled THW means it has what characteristics? - (ANSWER)Thermoplastic insulated, heat
resistant, damp and wet location.
What is happening in the circuit when the fuse fails? - (ANSWER)Too much current for too long.
A wire's gauge is a measure of what? - (ANSWER)The number of dies the wire was drawn through.
How can you reverse motor direction? - (ANSWER)Switch leads T1 and T3.
What are the characteristics of a small diameter wire vs a large diameter wire? - (ANSWER)Small
diameter wire has a smaller ampacity than large diameter wire.
If you inhale phenolic fumes what would happen to you? - (ANSWER)Trouble breathing
A _________ fire extinguisher should be used on an electrical fire. - (ANSWER)Class C
What does OSHA stand for? - (ANSWER)Occupational Safety & Health Administration
This type of drawing represents a three-dimensional object using several two-dimensional views of the
object. - (ANSWER)Orthographic
What are linear dimensions usually expressed in? - (ANSWER)Decimal or Fractional Units
What does a filled triangle represent in a fluid power diagram? - (ANSWER)Hydraulic Flow
What can happen if bolts and nuts are not properly torqued? - (ANSWER)They wear out quickly and can
cause failure.
What safety practice is used to prevent equipment from being energized? - (ANSWER)Lockout/Tagout
A Safety Data Sheet (SDS) provides information about first aid measures, stability and reactivity, and
_____? - (ANSWER)Handling and Storage
Which of the following is not true of a title block? - (ANSWER)Format is the same from company to
company.
A NFPA 70E is a regulation that provides guidelines and details for ___________? - (ANSWER)Electrical
safety
GFCI devices are used for what purpose? - (ANSWER)To prevent a person from being electrocuted.
A person with serious electrical injury should be moved only when _______. - (ANSWER)They are in
immediate danger
,NOCTI Mechatronics 3 Exam 2025 – Advanced Mechatronics Certification Study Guide
What must be provided by chemical manufacturers, distributors, and importers to anyone who will work
with these potentially dangerous materials? - (ANSWER)Safety Data Sheet (SDS).
You come across a fellow employee who is being electrocuted by becoming attached to a live electrical
circuit, what is the first thing you should do? - (ANSWER)Shut off the circuit.
What would slippery floors and cluttered walkways be considered in the workplace? - (ANSWER)Physical
hazards.
What tool is used to measure the turning force when tightening a fastener? - (ANSWER)Torque Wrench
When working on an electrical, fluid power, or mechanical system a ____ procedure should be
performed to lock out the energy. - (ANSWER)LOTO
The section of a technical report which summarizes the report's contents is called what? -
(ANSWER)Abstract
What does a thick line represent in a schematic diagram? - (ANSWER)Current flow
A switch is an example of a _____ into a motor control circuit. - (ANSWER)input
How does the overload of a motor provide protection when current exceeds a predetermined value? -
(ANSWER)It opens a normally closed contact.
Overload protection is designed to protect the ______________ by disconnecting it from the power
source when an overload is sensed. - (ANSWER)Electric motor
Motors are normally protected from overload by a _______ device. - (ANSWER)thermal
T/F: A two-wire control for a motor will restart automatically when power is restored after a power
failure. - (ANSWER)True
, NOCTI Mechatronics 3 Exam 2025 – Advanced Mechatronics Certification Study Guide
What is the most common machine wire type? - (ANSWER)THHN
T/F: A three-wire controlled motor will restart automatically after power is restored after a power
failure. - (ANSWER)False
Jogging is a type of motor control in which what happens? - (ANSWER)The motors rotation is moved
(bumped) slightly.
A wire's current carrying limit is known as what? - (ANSWER)Ampacity
A motor _______ is a motor controller that includes overload protection. - (ANSWER)Starter
If a switch is described by the term DPDT, what does this stand for? - (ANSWER)Dual pole, Dual Throw
An interlock prevents two of the three phases on a reversing motor from shorting by doing what? -
(ANSWER)Preventing the opposite coil from shutting it's contacts when a coil is energized.
Wire labelled THW means it has what characteristics? - (ANSWER)Thermoplastic insulated, heat
resistant, damp and wet location.
What is happening in the circuit when the fuse fails? - (ANSWER)Too much current for too long.
A wire's gauge is a measure of what? - (ANSWER)The number of dies the wire was drawn through.
How can you reverse motor direction? - (ANSWER)Switch leads T1 and T3.
What are the characteristics of a small diameter wire vs a large diameter wire? - (ANSWER)Small
diameter wire has a smaller ampacity than large diameter wire.
