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MCQ - TNPSC JTO

JTO - 436 - Fitter

436 - Unit IV Welding

17)   

The equipment that stores oxygen is a cylinder painted in:

A.
B.
C.
D.
Answer: C
18)   

Acetylene cylinders are usually painted in:

A.
B.
C.
D.
Answer: A
19)   

The device used to control and reduce gas pressure from a cylinder is:

A.
B.
C.
D.
Answer: B
20)   

Which component of gas welding setup mixes oxygen and acetylene?

A.
B.
C.
D.
21)   

A flashback arrestor is installed to:

A.
B.
C.
D.
22)   

The function of a welding nozzle is to:

A.
B.
C.
D.
23)   

The hose for oxygen is usually of which color?

A.
B.
C.
D.
24)   

The hose for acetylene is generally of what color?

A.
B.
C.
D.
25)   

Before connecting a regulator, the cylinder valve is opened:

A.
B.
C.
D.
26)   

The current used in Shielded Metal Arc Welding (SMAW) is generally:

A.
B.
C.
D.
27)   

For welding thin metal sheets, the current setting should be:

A.
B.
C.
D.
28)   

The welding current is usually measured in:

A.
B.
C.
D.
29)   

The arc voltage in manual arc welding generally ranges from:

A.
B.
C.
D.
30)   

Which polarity is preferred for deep penetration in DC arc welding?

A.
B.
C.
D.
31)   

In DC straight polarity (DCSP), the electrode is connected to:

A.
B.
C.
D.
32)   

In arc welding, high current with low voltage may cause:

A.
B.
C.
D.