The correct sequence for descending order of machinability is ________?
Awrought iron,low carbon steel, grey cast iron
Bgrey cast iron, low carbon steel, wrought iron
Cgrey cast iron, wrought iron, low carbon steel
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Correct answer
B. grey cast iron, low carbon steel, wrought iron
Explanation
The correct answer is grey cast iron, low carbon steel, wrought iron.
Correct answer
A. zero
Explanation
The correct answer is zero.
Correct answer
E. heated to its ignition point
Explanation
The correct answer is heated to its ignition point.
Correct answer
C. below the recrystallisation temperature
Explanation
The correct answer is below the recrystallisation temperature.
Correct answer
E. induced draft fan and forced draft fan
Explanation
The correct answer is induced draft fan and forced draft fan.
Correct answer
D. buttress
Explanation
The correct answer is buttress.
Correct answer
C. ellipse
Explanation
The correct answer is ellipse.
Correct answer
E. half
Explanation
The correct answer is half.
Correct answer
C. B. and C. above
Explanation
The correct answer is B. and C. above.