Mechanical Engineering :: Workshop Technology
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In blanking operation, the clearance is provided on
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In piercing operation, the clearance is provided on
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If an aluminium pattern made from a wooden master pattern is to be used for grey iron castings, then the shrinkage allowance allowed on the wooden pattern should be
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For arc welding
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When the file is moved to and fro over the work, it is known as
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The hot working of metals is carried out
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In a four high rolling mill, the diameter of backing up rolls is __________ the diameter of working rolls.
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The welding process used to join the ends of two pipes of uniform cross-section, is
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When the molten metal is fed in the cavity of a metallic mould by gravity, the method of casting is known as