Workshop Technology The surface to be left unmachined is marked on the pattern by Blue colour Red colour Yellow colour Black colour Blue colour Red colour Yellow colour Black colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a centrifugal casting method Core is made of sand Core is made of nonferrous metal No core is used Core is made of ferrous metal Core is made of sand Core is made of nonferrous metal No core is used Core is made of ferrous metal ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In forehand welding, the angle between the welding rod and the work is kept as 40°-50° 30°-40° 60°-70° 50°-60° 40°-50° 30°-40° 60°-70° 50°-60° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which one of the following material will require the largest size of riser for the same size of casting? Aluminium Steel Copper Cast iron Aluminium Steel Copper Cast iron ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The fullers are used 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 For finishing flat surfaces ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature produced by oxy-hydrogen flame is about 3200°C 1800°C 2100°C 2400°C 3200°C 1800°C 2100°C 2400°C ANSWER DOWNLOAD EXAMIANS APP