Manufacturing And Production Technology
A type of welding flows, which is the result of a perfect proportion and mixture of acetylene and oxygen and is used for fusion welding of steel and cast iron, is

Neutral flame
Oxy-acetylene flame
Carburizing flame
Oxidizing flame

ANSWER DOWNLOAD EXAMIANS APP

Manufacturing And Production Technology
Calculate the weld per minute, work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm on 1.6 mm thick mild steel tube. Welding cycle consists of 3 cycles ‘on’ and 2 cycles ‘off’ Power supply is at 50 Hz.

500 welds/min, 1250 mm/min
22 welds/min, 55 mm/min
600 welds/min, 1500 mm/min
3000 welds/min, 75 mm/min

ANSWER DOWNLOAD EXAMIANS APP

Manufacturing And Production Technology
Side relief angle of a single point tool is the angle

By which the face of the tool is inclined sideways
Between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of tool
By which the face of the tool is inclined towards back
Between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base

ANSWER DOWNLOAD EXAMIANS APP