Spot welding is used for

Related MCQs

• A.C. welding machine cannot be used for welding
• The basic electrical requirement in arc welding is that there should be
• In electric welding, arc blow can be avoided by
• The major disadvantage of carbon arc welding is that
• Which of the following instruments is used for the comparison of candle powers of different sources?
• Floodlighting is NOT used for purposes.
• The refrigerants which are first cooled by                    refrigerants and then used for cooling purposes are known as                        refrigerants.
• Which one of the following inorganic refrigerants is often used?
•                  is widely used in large industrial plants such as cold storages and ice plants as per the cost basis.
• Centrifugal compressors are used to handle                volume of refrigerant.