CWB Level 2 Closed Book | Questions with 100% Correct Answers | Updated & Verified

CWB Level 2 Closed Book | Questions with
100% Correct Answers | Updated & Verified




1. To cxmeasure cxthe cxstrength cxof cxa cxwelded cxjoint cxwhat
cxmechanical cxtest cxwould cxyou cxprescribe?
a) A cxtransverse cxweld cxtension cxtest.
b) A cxcharpy cxtest.
c) A cxCTOD cxtest.
d) An cxall cxweld cxmetal cxtension cxtest.
e) A cxside cxbend cxtest.
Ans: cxa) cxA cxtransverse cxweld cxtension cxtest.

2. Select cxthe cxcutting cxprocess cxthat cxwould cxprovide cxthe
cxnarrowest cxheat cxaffected cxzone cxwhen cxcutting cx12.5 cxmm
cx(0.5 cxin) cxthick cxcarbon cxsteel.
a) Oxy-acetylene cxcutting.
b) Air-carbon cxarc cxcutting.
c) Oxy-propane cxcutting.
1 cx/
cx11

, d) Plasma cxarc cxcutting.
e) Laser cxbeam cxcutting
Ans: cxe) cxLaser cxbeam cxcutting

3. Which cxof cxthe cxfollowing cxrefers cxto cxa cxwelder cxtest cxwhere
cxa cxpipe cxassembly cxis cxplaced cxvertically cxand cxthe cxjoint
cxwelded cxin cxthe cxhorizontal cxposition cxwithout cxrotat- cxing cxthe
cxassembly?
a) 1G
b) 2G
c) 3G
d) 5G
e) 6G
Ans: cxb) cx2G

4. Which cxof cxthe cxfollowing cximperfections cxis cxnormally
cxconsidered cxas cxunaccept- cxable cxregardless cxof cxsize cxor
cxlocation?
a) Porosity.
b) Crack.
c) Inadequate cxpenetration.
d) Lamination.
e) Burn-through.
Ans: cxb) cxCrack.

5. Select cxthe cxcorrect cxpenetrameter cxthickness cxfor cx2%
cxsensitivity cxwhen cxradi- cxographing cxa cxweldment cx1.25
cxinches cxin cxthickness.
a) 0.012 cxin.

2 cx/
cx11