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Workshop Technology

Workshop Technology
The acetylene cylinder is usually painted with

Maroon colour
Black colour
White colour
Yellow colour

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Workshop Technology
The shrinkage allowance for cast iron pattern is

16 mm/m
26 mm/m
20 mm/m
10 mm/m

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Workshop Technology
For obtaining a cup of diameter 25 mm and height 15 mm by drawing, the size of the round blank should be approximately

46 mm
42 mm
48 mm
44 mm

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Workshop Technology
A neutral flame is obtained by supplying

More volume of oxygen and less volume of acetylene
Equal volumes of oxygen and acetylene
None of the listed here
More volume of acetylene and less volume of oxygen

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Workshop Technology
The electrode tip diameter (d) in spot welding should be equal to (where t = Thickness of plate to be welded)

6 t
√t
3 t
1.5 t

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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.

Balanced core
Drop core
Vertical core
Horizontal core

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