Point angle of drill is usually more while drilling
A) Slate
B) Marble
C) Hard alloys
D) Soft cast iron
E) Mild steel
Correct Answer:
Verified
Q3: LASER is
A)an electromagnetic radiation
B)a magnetic radiation
C)a light
Q4: Which of the following does not represent
Q5: In lost wax casting for non-ferrous materials,
Q6: Oxygen cylinders are
A)Cast iron cylinders
B)Seamless steel cylinders
C)Die
Q7: A work piece of 100 mm diameter
Q9: In drilling operation if the drill point
Q10: Black broken lines on a pattern indicates
A)Surface
Q11: Spherodising is a
A)annealing process
B)surface treatment process
C)Parting off
D)age-hardening
Q12: A tool is said to have worn
Q13: Which of the following is not a
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