Workshop Technology The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called Shearing Blanking Punching Piercing Shearing Blanking Punching Piercing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding copper alloys with TIG arc welding Any one of the listed here Direct current with reversed polarity is used Alternating current is used Direct current with straight polarity is used Any one of the listed here Direct current with reversed polarity is used Alternating current is used Direct current with straight polarity is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The blank diameter used in thread rolling will be A little larger than the pitch diameter of the thread Equal to minor diameter of the thread A little larger than the minor diameter of the thread Equal to pitch diameter of the thread A little larger than the pitch diameter of the thread Equal to minor diameter of the thread A little larger than the minor diameter of the thread Equal to pitch diameter of the thread ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. Straight polarity Reversed polarity None of these Both (A) and (B) Straight polarity Reversed polarity None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During cold working process Close dimensional tolerance can be maintained All of the listed here Strength and hardness of metal increases Grain structure is distorted Close dimensional tolerance can be maintained All of the listed here Strength and hardness of metal increases Grain structure is distorted ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Tandem drawing of wires and tubes is necessary because Accuracy in dimensions is not possible otherwise Annealing is needed between stages Surface finish improves after every drawing stage It is not possible to reduce at one stage Accuracy in dimensions is not possible otherwise Annealing is needed between stages Surface finish improves after every drawing stage It is not possible to reduce at one stage ANSWER DOWNLOAD EXAMIANS APP
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