The correct sequence for descending order of machinability is
A
Grey cast iron, low carbon steel, wrought iron
B
Low carbon steel, grey cast iron, wrought iron
C
Wrought iron, low carbon steel, grey cast iron
D
Wrought iron, grey cast iron, low carbon steel
Correct Answer: Grey cast iron, low carbon steel, wrought iron
The correct sequence for descending order of machinability is Grey cast iron, low carbon steel, wrought iron