Millwright Level 1 Complete Accurate Quizzes with
Verified Answers /
On a pedestal grinder, the gap between the grinding wheel and work rest should
not exceed: - ...(ANSWERS)....1/8 inch
The kind of abrasive material used in grinding wheels for general purpose
applications is: - ...(ANSWERS)....aluminum oxide
A blotter is used on a grinding wheel to: - ...(ANSWERS)....protect the flanges
from the abrasize grit, display information about the wheel and compensate for
the uneven surfaces on the wheel
Flanges should at least be: - ...(ANSWERS)....1/3 the diameter of the wheel
The best wheel to use for cleaning scale and dirt off a workpiece is the: -
...(ANSWERS)....wire wheel
What is a natural abrasive? - ...(ANSWERS)....made of natural material rather than
synthetic
Under properties of abrasives, to what does the term hardness refer? -
...(ANSWERS)....ability of a material to scratch or penetrate another material
The ____ is the part of the wheel that holds the grains together -
...(ANSWERS)....bond
,Markings for the wheel identification can be found on the _______ -
...(ANSWERS)....Blotter
What is the recommended speed to run a grinding wheel? -
...(ANSWERS)....Never run it faster that the max RPM of the grinding wheel
How should you start a grinder? - ...(ANSWERS)....Stand off to the side and wait a
full minute
Is 46 or 60 the coarser grit? - ...(ANSWERS)....46
What are the 2 most commonly used abrasive materials? -
...(ANSWERS)....Aluminum oxide and silicone carbide
For what purpose is the diamond dresser used? - ...(ANSWERS)....When a very
fine finish is required
What is the purpose of ring test? - ...(ANSWERS)....to check for cracks
If a grinding wheel makes a ringing sound what does that mean? -
...(ANSWERS)....wheel is not cracked
,What is the purpose of truing a grinding wheel? - ...(ANSWERS)....Restores the
shape of the wheel and makes the outer surface of the wheel concentric with its
bore
An out of balance wheel: - ...(ANSWERS)....vibrates
Belt grinders are useful for: - ...(ANSWERS)....quickly deburring and chamfering a
workpiece
What is the purpose of a GFCI? - ...(ANSWERS)....Senses drop in current and
switches power off
The kind of abrasive material use in grinding wheels for general purpose
application is: - ...(ANSWERS)....aluminum oxide
Is it safe to carry a portable grinder by the power cord? - ...(ANSWERS)....False
Is it safe to use standard sockets with electric impact wrenches -
...(ANSWERS)....False
The larger the power drill, the slower the RPMs and the higher the torque -
...(ANSWERS)....True
, Can you use conventional drill bits with a hammer drill? Why or why not? -
...(ANSWERS)....Yes of the hammer drill has a switch to turn off hammer action
Most cordless drills have torque control - ...(ANSWERS)....True
Prolonged use of power or air tools can cause carpal tunnel sydrome -
...(ANSWERS)....True
Is it safe to run an impact wrench with a universal joint and socket attached -
...(ANSWERS)....No because it may throw off attachments
What conditions would you use a GFCI - ...(ANSWERS)....Wet conditions
What 3 things does a GFCI protect: - ...(ANSWERS)....1. Overload 2. Overcurrent 3.
Ground fault protection
A GFCI prevents all electrical shocks - ...(ANSWERS)....False
Higher voltage on a battery means: - ...(ANSWERS)....Greater power of tool
What type of power load must be used in the low velocity tool? Why? -
...(ANSWERS)....Power load with a crimped end must be used cause high power
load would get lodged in the tool
Verified Answers /
On a pedestal grinder, the gap between the grinding wheel and work rest should
not exceed: - ...(ANSWERS)....1/8 inch
The kind of abrasive material used in grinding wheels for general purpose
applications is: - ...(ANSWERS)....aluminum oxide
A blotter is used on a grinding wheel to: - ...(ANSWERS)....protect the flanges
from the abrasize grit, display information about the wheel and compensate for
the uneven surfaces on the wheel
Flanges should at least be: - ...(ANSWERS)....1/3 the diameter of the wheel
The best wheel to use for cleaning scale and dirt off a workpiece is the: -
...(ANSWERS)....wire wheel
What is a natural abrasive? - ...(ANSWERS)....made of natural material rather than
synthetic
Under properties of abrasives, to what does the term hardness refer? -
...(ANSWERS)....ability of a material to scratch or penetrate another material
The ____ is the part of the wheel that holds the grains together -
...(ANSWERS)....bond
,Markings for the wheel identification can be found on the _______ -
...(ANSWERS)....Blotter
What is the recommended speed to run a grinding wheel? -
...(ANSWERS)....Never run it faster that the max RPM of the grinding wheel
How should you start a grinder? - ...(ANSWERS)....Stand off to the side and wait a
full minute
Is 46 or 60 the coarser grit? - ...(ANSWERS)....46
What are the 2 most commonly used abrasive materials? -
...(ANSWERS)....Aluminum oxide and silicone carbide
For what purpose is the diamond dresser used? - ...(ANSWERS)....When a very
fine finish is required
What is the purpose of ring test? - ...(ANSWERS)....to check for cracks
If a grinding wheel makes a ringing sound what does that mean? -
...(ANSWERS)....wheel is not cracked
,What is the purpose of truing a grinding wheel? - ...(ANSWERS)....Restores the
shape of the wheel and makes the outer surface of the wheel concentric with its
bore
An out of balance wheel: - ...(ANSWERS)....vibrates
Belt grinders are useful for: - ...(ANSWERS)....quickly deburring and chamfering a
workpiece
What is the purpose of a GFCI? - ...(ANSWERS)....Senses drop in current and
switches power off
The kind of abrasive material use in grinding wheels for general purpose
application is: - ...(ANSWERS)....aluminum oxide
Is it safe to carry a portable grinder by the power cord? - ...(ANSWERS)....False
Is it safe to use standard sockets with electric impact wrenches -
...(ANSWERS)....False
The larger the power drill, the slower the RPMs and the higher the torque -
...(ANSWERS)....True
, Can you use conventional drill bits with a hammer drill? Why or why not? -
...(ANSWERS)....Yes of the hammer drill has a switch to turn off hammer action
Most cordless drills have torque control - ...(ANSWERS)....True
Prolonged use of power or air tools can cause carpal tunnel sydrome -
...(ANSWERS)....True
Is it safe to run an impact wrench with a universal joint and socket attached -
...(ANSWERS)....No because it may throw off attachments
What conditions would you use a GFCI - ...(ANSWERS)....Wet conditions
What 3 things does a GFCI protect: - ...(ANSWERS)....1. Overload 2. Overcurrent 3.
Ground fault protection
A GFCI prevents all electrical shocks - ...(ANSWERS)....False
Higher voltage on a battery means: - ...(ANSWERS)....Greater power of tool
What type of power load must be used in the low velocity tool? Why? -
...(ANSWERS)....Power load with a crimped end must be used cause high power
load would get lodged in the tool
