Workshop Technology The electrode tip diameter (d) in spot welding should be equal to (where t = Thickness of plate to be welded) 1.5 t 3 t 6 t √t 1.5 t 3 t 6 t √t ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The current in electric resistance welding can be regulated by Changing the primary turns of the transformer Any one of the listed here Varying the input supply Changing the secondary turns of the transformer Changing the primary turns of the transformer Any one of the listed here Varying the input supply Changing the secondary turns of the transformer ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process used to improve fatigue resistance of the metal by setting up compressive stresses in its surface, is known as Extrusion Hot piercing Cold heading Cold peening Extrusion Hot piercing Cold heading Cold peening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The acetylene cylinder is usually painted with White colour Yellow colour Maroon colour Black colour White colour Yellow colour Maroon colour Black colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A basic shaft is one whose None of the listed here Upper deviation is zero Lower deviation is zero Lower and upper deviations are zero None of the listed here Upper deviation is zero Lower deviation is zero Lower and upper deviations are zero ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In average work, the tolerance produced by investment casting method is ±0.05 mm +1 mm +05 mm +0.2 mm ±0.05 mm +1 mm +05 mm +0.2 mm ANSWER DOWNLOAD EXAMIANS APP