Amount of voltage required to generate the arc under no load condition is called?

Related MCQs

• How does the arc voltage V depends upon the length of arc L?
• If the open circuit voltage is 60 volt and the short circuit current is 20 amperes. Then determine the voltage required for welding if the current required during welding is 10 amperes?
• The deflection of the arc in arc blow is by?
• What is the differentiating factor between flux core arc welding and gas-shielded metal arc welding processes?
• In arc welding, arc is created between the electrode and work by?
• If the total efficiency is 0.35 in arc welding. Then what is the welding speed in mm/sec if the cross-sectional area is 5mm2, welding power is 2 kW and the heat required in melting the metal is 100 J/mm3.
• Amount of time during which the transformer will be used for welding under normal loading condition is known as?
• Upon which of the following parameters does the current intensity in arc welding depend?
• The maximum diameter of electrodes being used in submerged arc welding?
• What is the function of flux in submerged arc welding?