CWB Inspector Level 2, Chapter 9 exam ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
with correct answers ||\\||\\ ||\\||\\
capillary
It is genertrally accepted that liquid penetrants find thier way
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
into fine defcts or opens by ______ action ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
surfactant
a substance that tends to reduce the surface tension of a liquid
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
in which it is dissolved. Also called a detergent
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
wetting
the ability of a liquid to wet or intimately contact a solid surface.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Water beading on a waxed car is an example of poor ______
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
contact angle ||\\||\\
These photos show two very different examples of the ___ ___ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
of liquid droplets on a surface
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Drawn
The liquid penetrant applied to surface does not just seep into
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
an opening, it is ____ in ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
all positions, due to capillary action
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
What positions can liquid penetrant testing be performed? ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Surfaces must be completely clean of all contaminants ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
, To be effective, what is crucial when performing liquid
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
penetrant inspection? ||\\||\\
corrosive, flammable, evaporation, fine ||\\||\\ ||\\||\\ ||\\||\\
An ideal penetrant formulation will be:
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
-Non- _____ ||\\||\\
-Non-_____
-resist _____ ||\\||\\
_penetrate ___ openings ||\\||\\ ||\\||\\
types of dyes, method of penetrant removal, types of developer
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
What are the ways liquid penetrant testing methods are
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
classified, such as in ASTM E-165, Standard Test Method for ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Liquid Penetrant Examination? ||\\||\\ ||\\||\\
fluorescent and non-fluorescent/visible ||\\||\\ ||\\||\\
What two types of dye are used in penetrants? ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
wash with water, emulsifier and water wash , solvent wash
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
What are the three methods of cleaning excess solvent after
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
LPI?
Dry powder, non aqueous, water soluble, water suspendable
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
What are the four types of LPI developer? ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
it can be used on many materials including non ferrous metals,
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
glass, ceramics ,and plastics ||\\||\\ ||\\||\\ ||\\||\\
with correct answers ||\\||\\ ||\\||\\
capillary
It is genertrally accepted that liquid penetrants find thier way
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
into fine defcts or opens by ______ action ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
surfactant
a substance that tends to reduce the surface tension of a liquid
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
in which it is dissolved. Also called a detergent
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
wetting
the ability of a liquid to wet or intimately contact a solid surface.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Water beading on a waxed car is an example of poor ______
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
contact angle ||\\||\\
These photos show two very different examples of the ___ ___ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
of liquid droplets on a surface
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Drawn
The liquid penetrant applied to surface does not just seep into
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
an opening, it is ____ in ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
all positions, due to capillary action
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
What positions can liquid penetrant testing be performed? ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Surfaces must be completely clean of all contaminants ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
, To be effective, what is crucial when performing liquid
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
penetrant inspection? ||\\||\\
corrosive, flammable, evaporation, fine ||\\||\\ ||\\||\\ ||\\||\\
An ideal penetrant formulation will be:
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
-Non- _____ ||\\||\\
-Non-_____
-resist _____ ||\\||\\
_penetrate ___ openings ||\\||\\ ||\\||\\
types of dyes, method of penetrant removal, types of developer
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
What are the ways liquid penetrant testing methods are
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
classified, such as in ASTM E-165, Standard Test Method for ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Liquid Penetrant Examination? ||\\||\\ ||\\||\\
fluorescent and non-fluorescent/visible ||\\||\\ ||\\||\\
What two types of dye are used in penetrants? ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
wash with water, emulsifier and water wash , solvent wash
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
What are the three methods of cleaning excess solvent after
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
LPI?
Dry powder, non aqueous, water soluble, water suspendable
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
What are the four types of LPI developer? ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
it can be used on many materials including non ferrous metals,
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
glass, ceramics ,and plastics ||\\||\\ ||\\||\\ ||\\||\\
