Workshop Technology For arc welding Alternating current with low frequency is used Alternating current with high frequency is used Any one of these Direct current is used Alternating current with low frequency is used Alternating current with high frequency is used Any one of these Direct current is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The sand used for making cores is Dry sand Green sand Loam sand Oil sand Dry sand Green sand Loam sand Oil sand ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A basic hole is one whose Lower and upper deviations are zero None of these Upper deviation is zero Lower deviation is zero Lower and upper deviations are zero None of these Upper deviation is zero Lower deviation is zero ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 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 4000°C to 5000°C 3000°C to 4000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A diamond pointed chisel is used for cutting Grooves V-shaped grooves Key-ways Flat surfaces Grooves V-shaped grooves Key-ways Flat surfaces ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In spot welding, the distance between the nearest edge of the plate and centre of weld should be equal to d 6d 3d 1.5 d d 6d 3d 1.5 d ANSWER DOWNLOAD EXAMIANS APP