Workshop Technology
The machining allowance provided on patterns depends upon

All of these
Size and shape of casting
Type of casting metal
Method of casting used

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Workshop Technology
Sand wash is a casting defect which

Results in a mismatching of the top and bottom parts of a casting
Occurs near the ingates as rough lumps on the surface of a casting
Occurs as sand patches on the upper surface of a casting
Results in general enlargement of the casting

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Workshop Technology
In a simple die

None of the listed here
Two or more cutting operations are performed at one station of the press in every stroke of the ram
Two or more operations are performed simultaneously at the single stroke of the ram
Both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram

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