Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. Straight polarity Reversed polarity Both (A) and (B) None of these Straight polarity Reversed polarity Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a gas welding of mild steel using an oxyacetylene flame, the total amount of acetylene consumed is 10 litres. The oxygen consumption from the cylinder is 5 litres 15 litres 20 litres 10 litres 5 litres 15 litres 20 litres 10 litres ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Swab is used for Reinforcement of sand in the top part of the moulding box Cleaning the moulding sand Moistening the sand around the edge before removing pattern Smoothing and cleaning out depressions in the mould Reinforcement of sand in the top part of the moulding box Cleaning the moulding sand Moistening the sand around the edge before removing pattern Smoothing and cleaning out depressions in the mould ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thermit, used in Thermit welding, is a mixture of Charcoal, iron oxide and aluminium Charcoal and iron oxide Iron oxide and aluminium Charcoal and aluminium Charcoal, iron oxide and aluminium Charcoal and iron oxide Iron oxide and aluminium Charcoal and aluminium ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the electric arc is produced between the work and the electrode by Contact resistance All of these Voltage Flow of current Contact resistance All of these Voltage Flow of current ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A basic shaft is one whose Lower and upper deviations are zero Lower deviation is zero Upper deviation is zero None of the listed here Lower and upper deviations are zero Lower deviation is zero Upper deviation is zero None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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