Workshop Technology Lap joints are employed on plates having thickness 5 to 10 mm 12.5 mm Less than 3 mm Above 25 mm 5 to 10 mm 12.5 mm Less than 3 mm Above 25 mm ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold working of metals is carried out At the recrystallisation temperature Above the recrystallisation temperature Below the recrystallisation temperature At any temperature At the recrystallisation temperature Above the recrystallisation temperature Below the recrystallisation temperature At any temperature 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
Workshop Technology In a four high rolling mill, there are four rolls out of which All of the four are working rolls Three are working rolls and one is backing up roll Two are working rolls and two are backing up rolls One is working roll and three are backing up rolls All of the four are working rolls Three are working rolls and one is backing up roll Two are working rolls and two are backing up rolls One is working roll and three are backing up rolls ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains All of the listed here Porosity of the metal is largely eliminated Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains All of the listed here Porosity of the metal is largely eliminated ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The fullers are used For finishing flat surfaces For punching a hole To finish the punched hole For necking down a piece of work For finishing flat surfaces For punching a hole To finish the punched hole For necking down a piece of work ANSWER DOWNLOAD EXAMIANS APP
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