(NOCTI Mechatronic) Review| questions with complete
solutions
If you inhale phenolic fumes what would happen to you? - (answers)Trouble
breathing
A _________ fire extinguisher should be used on an electrical fire. -
(answers)Class C
What does OSHA stand for? - (answers)Occupational Safety & Health
Administration
This type of drawing represents a three-dimensional object using several two-
dimensional views of the object. - (answers)Orthographic
What are linear dimensions usually expressed in? - (answers)Decimal or
Fractional Units
What does a filled triangle represent in a fluid power diagram? -
(answers)Hydraulic Flow
What can happen if bolts and nuts are not properly torqued? - (answers)They
wear out quickly and can cause failure.
What safety practice is used to prevent equipment from being energized? -
(answers)Lockout/Tagout
A Safety Data Sheet (SDS) provides information about first aid measures,
stability and reactivity, and _____? - (answers)Handling and Storage
,Which of the following is not true of a title block? - (answers)Format is the
same from company to company.
A NFPA 70E is a regulation that provides guidelines and details for
___________? - (answers)Electrical safety
GFCI devices are used for what purpose? - (answers)To prevent a person from
being electrocuted.
A person with serious electrical injury should be moved only when _______. -
(answers)They are in immediate danger
What must be provided by chemical manufacturers, distributors, and importers
to anyone who will work with these potentially dangerous materials? -
(answers)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? -
(answers)Shut off the circuit.
What would slippery floors and cluttered walkways be considered in the
workplace? - (answers)Physical hazards.
What tool is used to measure the turning force when tightening a fastener? -
(answers)Torque Wrench
When working on an electrical, fluid power, or mechanical system a ____
procedure should be performed to lock out the energy. - (answers)LOTO
The section of a technical report which summarizes the report's contents is
called what? - (answers)Abstract
, What does a thick line represent in a schematic diagram? - (answers)Current
flow
A switch is an example of a _____ into a motor control circuit. - (answers)input
How does the overload of a motor provide protection when current exceeds a
predetermined value? - (answers)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. -
(answers)Electric motor
Motors are normally protected from overload by a _______ device. -
(answers)thermal
T/F: A two-wire control for a motor will restart automatically when power is
restored after a power failure. - (answers)True
What is the most common machine wire type? - (answers)THHN
T/F: A three-wire controlled motor will restart automatically after power is
restored after a power failure. - (answers)False
Jogging is a type of motor control in which what happens? - (answers)The
motors rotation is moved (bumped) slightly.
A wire's current carrying limit is known as what? - (answers)Ampacity