Workshop Technology In TIG arc welding, the welding zone is shielded by an atmosphere of Either (A) or (B) Helium gas None of these Argon gas Either (A) or (B) Helium gas None of these Argon gas ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For obtaining a cup of diameter 25 mm and height 15 mm by drawing, the size of the round blank should be approximately 44 mm 48 mm 46 mm 42 mm 44 mm 48 mm 46 mm 42 mm 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 Changing the secondary turns of the transformer Varying the input supply Changing the primary turns of the transformer Any one of the listed here Changing the secondary turns of the transformer Varying the input supply ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In sheet metal blanking, shear is provided on punches and dies so that Good cut edge is obtained Cut blanks is straight Warping of sheet is minimized Press load is reduced Good cut edge is obtained Cut blanks is straight Warping of sheet is minimized Press load is reduced ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In die casting, machining allowance is Not provided Small Large Very large Not provided Small Large Very large ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 4000°C to 5000°C 3000°C to 4000°C 5000°C to 6000°C 6000°C to 7000°C 4000°C to 5000°C 3000°C to 4000°C 5000°C to 6000°C 6000°C to 7000°C ANSWER DOWNLOAD EXAMIANS APP
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