MCQ - TNPSC JTO
JTO - 440 - Welder
440 - Unit VI Gas Cylinders and Regulators
65)
The main components of an oxy-acetylene welding system are:
A.
B.
C.
D.
66)
Oxygen hoses are generally colored:
A.
B.
C.
D.
67)
Acetylene hoses are colored:
A.
B.
C.
D.
68)
In oxy-acetylene welding, gas mixing happens in:
A.
B.
C.
D.
69)
In the injector type torch, oxygen is supplied at:
A.
B.
C.
D.
70)
Equal pressure type torch requires:
A.
B.
C.
D.
71)
In leftward welding technique, welding starts from:
A.
B.
C.
D.
72)
In rightward welding technique, welding starts from:
A.
B.
C.
D.
73)
Leftward welding is suitable for plates up to:
A.
B.
C.
D.
74)
Rightward welding is suitable for plates:
A.
B.
C.
D.
75)
Rightward welding requires:
A.
B.
C.
D.
76)
In leftward welding, the flame points:
A.
B.
C.
D.
77)
In rightward welding, the flame points:
A.
B.
C.
D.
78)
Leftward welding consumes:
A.
B.
C.
D.
79)
Rightward welding produces:
A.
B.
C.
D.
80)
Leftward welding is also known as:
A.
B.
C.
D.