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MCQ - Mechanical TNPSC JTO
JTO - 440 - Welder - 440 - Unit X Gas Tungsten Arc Welding

76)   

In resistance spot welding, electrode force is applied:

A.
B.
C.
D.
Answer: B
77)   

Thermit welding’s main advantage is:

A.
B.
C.
D.
Answer: A
78)   

Friction welding is a:

A.
B.
C.
D.
Answer: B
79)   

The shielding gas in GMAW for stainless steel is often:

A.
B.
C.
D.
Answer: B
80)   

Which welding process produces the least distortion?

A.
B.
C.
D.
Answer: C
81)   

Polyvinylchloride (PVC) is welded using:

A.
B.
C.
D.
Answer: B
82)   

GTAW arc starting in AC mode for aluminium uses:

A.
B.
C.
D.
Answer: C
83)   

Induction welding is most commonly used for:

A.
B.
C.
D.
Answer: B
84)   

Plasma arc cutting uses:

A.
B.
C.
D.
Answer: B
85)   

Resistance welding uses which type of current most often?

A.
B.
C.
D.
Answer: B
86)   

The filler rod in GTAW is fed:

A.
B.
C.
D.
Answer: B
87)   

Which process has the highest deposition rate?

A.
B.
C.
D.
Answer: C
88)   

In thermit welding, the main reactants are:

A.
B.
C.
D.
Answer: A
89)   

Which welding method is considered a solid-state process?

A.
B.
C.
D.
Answer: C
90)   

For welding thin aluminium sheets, the best choice is:

A.
B.
C.
D.
Answer: B
91)   

Ratio 2:5 expressed as a fraction is:

A.
B.
C.
D.
Answer: A
92)   

Mass 5 kg, volume 2 m³. Density is:

A.
B.
C.
D.
Answer: B
93)   

Pressure is defined as:

A.
B.
C.
D.
Answer: B
94)   

Area of a circle with radius 7 cm: (π = 3.14)

A.
B.
C.
D.
Answer: B
95)   

Micrometer screw gauge is used for:

A.
B.
C.
D.
Answer: B
96)   

In first angle projection, the plan is placed:

A.
B.
C.
D.
Answer: B
97)   

Sectional view is used to:

A.
B.
C.
D.
Answer: B
98)   

A pipe joint drawing showing both halves is called:

A.
B.
C.
D.
Answer: B
99)   

The cutting plane line is represented by:

A.
B.
C.
D.
Answer: C
100)   

“MIG” in welding refers to:

A.
B.
C.
D.
Answer: A