CWB / QUESTIONS AND ANSWERS (A+ GUIDE
SOLUTION) NEWEST 2025-2026
Terms in this set (115)
1.To measure the strength of a) A transverse weld tension test
a welded joint what
mechanical test would you
prescribe?
a) A transverse
weldtension test
b) A charpy test.
c) A CTOD test.
d) An all weld
metaltension test. e) A side
bend test.
e) Laser beam cutting
2. Select the cutting process
that would provide the
narrowest heat affected zone
when cutting 12.5 mm (0.5
in) thick carbon steel.
a) Oxy-acetylene cutting.
b) Air-carbon arc cutting.
c) Oxy-propane cutting.
d) Plasma arc cutting.
e) Laser beam cutting
,3. Which of the following b) 2G
refers to a welder test where
a pipe assembly is placed
vertically and the joint
welded in the horizontal
position without rotating the
assembly? a) 1G
b) 2G
c) 3G
d) 5G
e) 6G
4. Which of the following b) Crack.
imperfections is normally
considered as unacceptable
regardless of size or
location? a) Porosity.
b) Crack.
c) Inadequate penetration.
d) Lamination.
e) Burn-through.
5. Select the correct c) 0.025 in
penetrameter thickness for
2% sensitivity when
radiographing a weldment
1 .25 inches in thickness. a)
0.012 in.
b) 0.015 in.
c) 0.025 in
d) 0.030 in.
,6. Which of the following d) Porosity can result from faulty welder technique.
statements concerning
porosity is true?
a) Porosity cannot be
trapped within a weld. b)
Porosity moves up through
later passes and will show
only in a final pass.
c) Porosity is restricted
tothe centre line of a weld.
d) Porosity can result
fromfaulty welder technique.
e) Porosity can be dissipated
by an appropriate heat
treatment.
b) GTAW process.
7. An irregular, dense white
spot is seen on the
radiograph of a weld.
Assuming it was caused by
the welding process used,
which one of the processes
below would be responsible?
a) SMAW process.
b) GTAW process.
c) GMAW process.
d) ST process.
e) ESW process.
, 8. Which of the following d) Radiographic inspection.
operations is known to result
in the emission of ionizing
radiation at levels dangerous
to human health?
A) shield metal
arcwelding.
B) Plasma arc welding.C)
Operation of high voltage
portable generator sets.
d) Radiographicinspection.
e) Electroslag
andelectrogas welding.
SOLUTION) NEWEST 2025-2026
Terms in this set (115)
1.To measure the strength of a) A transverse weld tension test
a welded joint what
mechanical test would you
prescribe?
a) A transverse
weldtension test
b) A charpy test.
c) A CTOD test.
d) An all weld
metaltension test. e) A side
bend test.
e) Laser beam cutting
2. Select the cutting process
that would provide the
narrowest heat affected zone
when cutting 12.5 mm (0.5
in) thick carbon steel.
a) Oxy-acetylene cutting.
b) Air-carbon arc cutting.
c) Oxy-propane cutting.
d) Plasma arc cutting.
e) Laser beam cutting
,3. Which of the following b) 2G
refers to a welder test where
a pipe assembly is placed
vertically and the joint
welded in the horizontal
position without rotating the
assembly? a) 1G
b) 2G
c) 3G
d) 5G
e) 6G
4. Which of the following b) Crack.
imperfections is normally
considered as unacceptable
regardless of size or
location? a) Porosity.
b) Crack.
c) Inadequate penetration.
d) Lamination.
e) Burn-through.
5. Select the correct c) 0.025 in
penetrameter thickness for
2% sensitivity when
radiographing a weldment
1 .25 inches in thickness. a)
0.012 in.
b) 0.015 in.
c) 0.025 in
d) 0.030 in.
,6. Which of the following d) Porosity can result from faulty welder technique.
statements concerning
porosity is true?
a) Porosity cannot be
trapped within a weld. b)
Porosity moves up through
later passes and will show
only in a final pass.
c) Porosity is restricted
tothe centre line of a weld.
d) Porosity can result
fromfaulty welder technique.
e) Porosity can be dissipated
by an appropriate heat
treatment.
b) GTAW process.
7. An irregular, dense white
spot is seen on the
radiograph of a weld.
Assuming it was caused by
the welding process used,
which one of the processes
below would be responsible?
a) SMAW process.
b) GTAW process.
c) GMAW process.
d) ST process.
e) ESW process.
, 8. Which of the following d) Radiographic inspection.
operations is known to result
in the emission of ionizing
radiation at levels dangerous
to human health?
A) shield metal
arcwelding.
B) Plasma arc welding.C)
Operation of high voltage
portable generator sets.
d) Radiographicinspection.
e) Electroslag
andelectrogas welding.
