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Workshop Technology

Workshop Technology
The minimum size of a bloom is

15 cm × 15 cm
5 cm × 5 cm
10 cm × 10 cm
20 cm × 20 cm

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Workshop Technology
An oxidising process used for aluminium and magnesium articles is called

Sherardizing
Galvanizing
Anodizing
Parkerising

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Workshop Technology
A moving mandrel is used in

Wire drawing
Metal cutting
Forging
Tube drawing

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Workshop Technology
V-block is used to

None of these
Check the trueness of flat surfaces
Check the surface roughness
Locate centres of round rods

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Workshop Technology
The upsetting is a process of

Bending of a bar
Increasing the cross-section of a bar
Joining the two surfaces of metal under pressure after heating
Reducing the cross-section of a bar

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Workshop Technology
The directional solidification in casting can be improved by using

Chills and chaplets
Chills and padding
Chills, chaplets and padding
Chaplets and padding

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