Workshop Technology
The maximum flame temperature occurs

Between the outer and inner cone
At the inner cone
At the torch tip
At the outer cone

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Workshop Technology
Shift is a casting defect which

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

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Workshop Technology
For arc welding

Any one of these
Direct current is used
Alternating current with high frequency is used
Alternating current with low frequency is used

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