Workshop Technology The increase in hardness due to cold working, is called Induction hardening Work hardening Flame hardening Age hardening Induction hardening Work hardening Flame hardening Age hardening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding copper alloys with TIG arc welding 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 Any one of the listed here Direct current with reversed polarity is used Alternating current is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the electric arc is produced between the work and the electrode by Voltage All of these Flow of current Contact resistance Voltage All of these Flow of current Contact resistance ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals Mechanical properties are improved due to refinement of grains Porosity of the metal is largely eliminated Grain structure of the metal is refined All of the listed here Mechanical properties are improved due to refinement of grains Porosity of the metal is largely eliminated Grain structure of the metal is refined All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A casting defect which results in general enlargement of a casting is known as Sand wash Shift Scab Swell Sand wash Shift Scab Swell ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thermit welding is often used in Repairing broken shears Joining rails, truck frames and locomotive frames etc. All of these Replacing broken gear teeth Repairing broken shears Joining rails, truck frames and locomotive frames etc. All of these Replacing broken gear teeth ANSWER DOWNLOAD EXAMIANS APP
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