MCQ - TNPSC JTO
JTO - 436 - Fitter
436 - Unit III Sheet Metal Work
49)
The flux used in soldering is mainly to:
A.
B.
C.
D.
50)
Common flux used in soft soldering is:
A.
B.
C.
D.
51)
Which tool is used to melt and apply solder?
A.
B.
C.
D.
52)
A good soldered joint should be:
A.
B.
C.
D.
53)
Which metal is not suitable for soldering without flux?
A.
B.
C.
D.
54)
Which soldering method uses heat from electric resistance?
A.
B.
C.
D.
55)
What is the use of a wet sponge during soldering?
A.
B.
C.
D.
56)
Cold riveting is suitable for:
A.
B.
C.
D.
57)
The support tool used on the opposite side of riveting is called:
A.
B.
C.
D.
58)
Which of the following is not a rivet defect?
A.
B.
C.
D.
59)
For countersunk rivet, the hole must be
A.
B.
C.
D.
60)
Rivets are made from which material?
A.
B.
C.
D.
61)
The stakes in sheet metal work act as:
A.
B.
C.
D.
62)
Which tool is used for riveting operations?
A.
B.
C.
D.
63)
The tool used to remove burrs or sharp edges from sheet metal is:
A.
B.
C.
D.
64)
Steel rule is primarily used to:
A.
B.
C.
D.