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MCQ - Mechanical TNPSC JTO
JTO - 440 - Welder - 440 - Unit VII SMAW Defects

51)   

In bevel preparation for butt welding pipes, the common included angle is:

A.
B.
C.
D.
Answer: C
52)   

Which type of pipe joint is often used in underground pipelines to allow some flexibility?

A.
B.
C.
D.
Answer: B
53)   

“Branch connection” welding in pipes is also called:

A.
B.
C.
D.
Answer: A
54)   

In welding large diameter pipes, distortion is minimized by:

A.
B.
C.
D.
Answer: B
55)   

Which welding process is most commonly used for high-quality pipe butt joints?

A.
B.
C.
D.
Answer: D
56)   

Which welding position is best for controlling molten pool flow in vertical-up welding?

A.
B.
C.
D.
Answer: C
57)   

The root pass in pipe welding is primarily for:

A.
B.
C.
D.
Answer: B
58)   

For small bore pipe welding, which electrode size is generally preferred?

A.
B.
C.
D.
Answer: B
59)   

Tack welds in pipe joints should be:

A.
B.
C.
D.
Answer: B
60)   

Which method is used to check pipe joint alignment before welding?

A.
B.
C.
D.
Answer: B
61)   

Which of the following is a major difference between pipe welding and plate welding?

A.
B.
C.
D.
Answer: B
62)   

In pipe welding, the joint preparation is generally:

A.
B.
C.
D.
Answer: B
63)   

The root gap in a pipe butt joint is provided to:

A.
B.
C.
D.
Answer: B
64)   

In plate welding, movement is generally:

A.
B.
C.
D.
Answer: B
65)   

Pipe welding requires position changes because:

A.
B.
C.
D.
Answer: B
66)   

In plate welding, the work is usually in:

A.
B.
C.
D.
Answer: A
67)   

For small diameter pipes, welding is done mainly in:

A.
B.
C.
D.
Answer: C
68)   

Which factor is more critical in pipe butt joints compared to plate joints?

A.
B.
C.
D.
Answer: A
69)   

In pipe welding, the starting point of welding should be:

A.
B.
C.
D.
Answer: D
70)   

Which is generally easier for beginners?

A.
B.
C.
D.
Answer: B
71)   

For better control in pipe butt joints, welding is started:

A.
B.
C.
D.
Answer: A
72)   

In plate welding, heat distribution is:

A.
B.
C.
D.
Answer: A
73)   

Which preparation is common for both pipe and plate butt joints?

A.
B.
C.
D.
Answer: B
74)   

What is the purpose of tack welding in pipe joints?

A.
B.
C.
D.
Answer: B
75)   

In pipe welding, electrode angle needs to be adjusted:

A.
B.
C.
D.
Answer: C