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WorksheetsLevel 1 Mod 10
Total questions: 15
Worksheet time: 8mins
The V-shaped head attachment of a combination square can be used to _____.
locate the center of shafts or other round objects
layout 90-degree and 45-degree angles
align plate joints
measure blind hole depth
The tool that uses a bubble in a glass vial to check level and plumb is a _____.
level
Hi-Lo gauge
straightedge
combination square
Internal misalignment between two sections of pipe to be welded end-to-end is checked using a _____.
torpedo level
combination square
protractor
Hi-Lo gauge
When using a chain fall to lift or lower weldment parts, always secure the chain fall to an overhead
structural member with an approved _____.
chain collector
come-along
lifting eye
sling
The gap plate of a plate alignment tool can be changed to match the specified _____.
root bar
joint angle
root opening
joint thickness
Although some fit-up tools are often field-fabricated, which of these tools should never be field-fabricated?
Wedges
Jack stands
Strongbacks
Clips
When using a chain clamp to fit pipe, the required gap between the root faces can be maintained using a
_____.
length of angle iron
come-along
cage clamp
spacer
Which type of fit-up tool is often used to fit flanges and where heavy-duty reforming of the pipe is
required?
Rim clamp
Cage clamp
Strongback
Jewel clamp
The degree of distortion that happens during welding is directly related to the _____.
surrounding air
moisture in the air
position of the weld
stresses generated during welding
Tools such as chain clamps, rim clamps, and strongbacks are used to properly align and fit weldments and
_____.
must be removed immediately after welding ceases
help prevent distortion
ensure that no residual stress can develop
can be used with any base metal, regardless of their composition
An abundant amount of face reinforcement _____.
stabilizes the weld
is mandated by welding codes
reduces the strength of a weld
is encouraged by codes but wastes weld material
Open-root joints should have a root opening of _____.
1/32" to 1/16" (0.8 to 1.6 mm)
1/16" to 1/8" (1.6 to 3.2 mm)
1/8" to 1/4" (3.2 to 6.4 mm)
1/4" to 1/2" (6.4 to 12.7 mm)
A simple welding sequence used to reduce or eliminate distortion is to make short welds _____.
on alternating sides of a joint
on the ends of a joint
on one side and long welds on the other side of a joint
in the middle and long welds on the ends of a joint
The American Society of Mechanical Engineers (ASME) updates their entire code every _____.
year
2 years
3 years
5 years
On a WPS, when a DC welding process is specified, _____.
tack welding is not allowed
the precise model of the welding machine is also provided
only E6010 electrodes can be used
the polarity required must also be given
