In case of arc furnaces electric supply for electrodes consists of

Related MCQs

• Generally for the melting of cast iron, electric furnaces are not used because
• Electric furnaces can usually operate upto a temperature of
• Oil fired furnaces are generally used for the melting of
• Electric indirect are furnace is normally used for melting of
• In melting of aluminium, the dross consists of
• There is no need for the withdrawal of pattern from the mould in case of
• In case of consumable patterns
• In case of malleable iron castings, the contraction allowance on pattern
• In case of plaster moulding the mould is prepared in
• In case of carbondioxide moulding, the binder used is generally