Workshop Technology In TIG arc welding, the welding zone is shielded by an atmosphere of Helium gas None of these Argon gas Either (A) or (B) Helium gas None of these Argon gas Either (A) or (B) ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. Both (A) and (B) Straight polarity Reversed polarity None of these Both (A) and (B) Straight polarity Reversed polarity None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In order to deliver molten metal from pouring basin to gate, a ________ is used. Riser Sprue Core None of these Riser Sprue Core None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A two high rolling mill consists of two rolls which rotate At the same speed and in the same direction At the same speed but in opposite direction At different speeds and in the same direction At different speeds and in the opposite direction At the same speed and in the same direction At the same speed but in opposite direction At different speeds and in the same direction At different speeds and in the opposite direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be left unmachined is marked on the pattern by Red colour Yellow colour Blue colour Black colour Red colour Yellow colour Blue colour Black colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A casting defect which occurs near the ingates as rough lumps on the surface of a casting is known as Shift Swell Scab Sand wash Shift Swell Scab Sand wash ANSWER DOWNLOAD EXAMIANS APP