Question 1

Undercut is normally found_______________.

Options :

A : in the weld metal

B : in the base metal

C : at the weld interface

D : at the root of the weld, only

Answer: C

Question 2

An advantage of SMAW is:

Options :

A : equipment is very expensive

B : slag must be removed from weld passes

C : can be used on almost all commonly-used metal or alloy

D : deposition rates are much higher than for other processes

Answer: C

Question 3

A NPS 4 Schedule 80 (0.337" wall) branch connection is welded into a NPS 6 Schedule 40 (0.280" wall). A 0.375" reinforcing pad is used around the branch connection. The fillet weld sizes are as required by the Code. The branch connection is inserted into the header. The material of the branch and header is ASTM A672 Grade B70. What thickness would be used to determine whether heat treatment of the connection is required ? (Express answer to nearest hundredth)

Options :

A : 0.768"

B : 0.891"

C : 0.998"

D : 0.567"

Answer: B

Question 4

The total resistivity for a Wenner 4-Pin test that utilizes pins spaced 2 feet apart and a 6 “R” factor is:

Options :

A : 2298 ohm/cm

B : 3500 ohm/cm

C : 6000 ohm/cm

D : 8000 ohm/cm

Answer: A

Question 5

The three hardness tests normally used are the:

Options :

A : Schindler, Johnson, Williams

B : Rockwell, Vickes, Brinell

C :

Rockwell, UT, Shearwave

D : Brinell, Vicky, Rockdale

Answer: B