Workshop Technology The electrodes used in spot welding have a tip of Stainless steel Copper Aluminium Brass Stainless steel Copper Aluminium Brass ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For arc welding Direct current is used Alternating current with high frequency is used Any one of these Alternating current with low frequency is used Direct current is used Alternating current with high frequency is used Any one of these Alternating current with low frequency is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When the dimension is expressed as, then the tolerance is 0.035 mm 0.01 mm 0.025 mm 0.06 mm 0.035 mm 0.01 mm 0.025 mm 0.06 mm ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electrode tip diameter (d) in spot welding should be equal to (where t = Thickness of plate to be welded) 6 t 1.5 t √t 3 t 6 t 1.5 t √t 3 t ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In electric resistance welding, voltage required for heating is 6 to 10 volts 50 to 100 volts 11 to 20 volts 1 to 5 volts 6 to 10 volts 50 to 100 volts 11 to 20 volts 1 to 5 volts ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The algebraic difference between the minimum limit and the basic size is called Fundamental deviation Upper deviation Actual deviation Lower deviation Fundamental deviation Upper deviation Actual deviation Lower deviation ANSWER DOWNLOAD EXAMIANS APP
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