Workshop Technology In a centrifugal casting method No core is used Core is made of nonferrous metal Core is made of ferrous metal Core is made of sand No core is used Core is made of nonferrous metal Core is made of ferrous metal Core is made of sand ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature of the inner luminous cone of neutral flame is about 1000°C 3200°C 1250°C 2100°C 1000°C 3200°C 1250°C 2100°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The acetylene cylinder is usually painted with Maroon colour Black colour White colour Yellow colour Maroon colour Black colour White colour Yellow colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The oxygen cylinder is usually painted with Maroon colour Yellow colour Black colour White colour Maroon colour Yellow colour Black colour White colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called Blanking Piercing Punching Shearing Blanking Piercing Punching Shearing ANSWER DOWNLOAD EXAMIANS APP