Workshop Technology In welding copper alloys with TIG arc welding Direct current with straight polarity is used Direct current with reversed polarity is used Alternating current is used Any one of the listed here Direct current with straight polarity is used Direct current with reversed polarity is used Alternating current is used Any one of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Swab is used for Moistening the sand around the edge before removing pattern Cleaning the moulding sand Smoothing and cleaning out depressions in the mould Reinforcement of sand in the top part of the moulding box Moistening the sand around the edge before removing pattern Cleaning the moulding sand Smoothing and cleaning out depressions in the mould Reinforcement of sand in the top part of the moulding box ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The maximum flame temperature occurs At the inner cone At the torch tip Between the outer and inner cone At the outer cone At the inner cone At the torch tip Between the outer and inner cone At the outer cone ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The binder commonly used in making oil sand, is Inorganic type binder Organic type binder Any one of the listed here Clay type binder Inorganic type binder Organic type binder Any one of the listed here Clay type binder ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For welding plates of thickness less than 5 mm, its edges Should have a double-V or U-groove on one side Should be bevelled to a single-V or U-groove Should have a double-V or U-groove on both sides Do not require bevelling Should have a double-V or U-groove on one side Should be bevelled to a single-V or U-groove Should have a double-V or U-groove on both sides Do not require bevelling ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thread rolling is restricted to None of these Ferrous materials Hard materials Ductile materials None of these Ferrous materials Hard materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP