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Workshop Technology

Workshop Technology
Seam welding is best adopted for metal thickness ranging from

3 to 5 mm
0.025 to 3 mm
8 to 10 mm
5 to 8 mm

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Workshop Technology
When more volume of acetylene and less volume of oxygen is supplied, then a ___ flame is obtained.

Carburising
None of the listed here
Neutral
Oxidizing

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Workshop Technology
In a four high rolling mill, the diameter of backing up rolls is ________ the diameter of working rolls.

Larger than
Equal to
None of these
Smaller than

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Workshop Technology
The chisel used for cutting key ways is

Diamond pointed chisel
Round nose chisel
Flat chisel
Cape chisel

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Workshop Technology
When a hole or cavity to be cored is not in line with the parting surface, then a ________ is used.

Drop core
Balanced core
Horizontal core
Vertical core

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Workshop Technology
The metal is subjected to mechanical working for

All of these
Reducing original block into desired shape
Controlling the direction of flow lines
Refining grain size

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