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MCQ - TNPSC JTO

JTO - 436 - Fitter

436 - Unit IV Welding

33)   

Welding of thick sections usually requires:

A.
B.
C.
D.
34)   

Arc blow in DC welding is caused due to:

A.
B.
C.
D.
35)   

In AC arc welding, arc blow is:

A.
B.
C.
D.
36)   

Oxy-acetylene cutting is a process that involves:

A.
B.
C.
D.
37)   

In oxy-acetylene cutting, the cutting action is performed by:

A.
B.
C.
D.
38)   

The main fuel gas used in oxy-fuel cutting is:

A.
B.
C.
D.
39)   

The oxygen cylinder used in cutting is painted in which color?

A.
B.
C.
D.
40)   

The standard color of the acetylene hose is:

A.
B.
C.
D.
41)   

Which of the following is a common external defect in arc welding?

A.
B.
C.
D.
42)   

The welding defect caused by incorrect electrode angle or high current is:

A.
B.
C.
D.
43)   

Which of the following is an internal defect in a weld?

A.
B.
C.
D.
44)   

Lack of fusion occurs when:

A.
B.
C.
D.
45)   

Crater crack usually forms at:

A.
B.
C.
D.
46)   

How many basic types of welding joints are there as per AWS (American Welding Society)?

A.
B.
C.
D.
47)   

Which of the following is not a basic type of welding joint?

A.
B.
C.
D.
48)   

In a butt joint, the plates are:

A.
B.
C.
D.