Black broken lines on a pattern indicates
A) Surface to be left unmachined
B) Surfaces to be machined
C) Seats for loose core prints
D) Core prints
E) Fillets
Correct Answer:
Verified
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
Q8: Point angle of drill is usually more
Q9: In drilling operation if the drill point
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
Q14: To break the continuous chips
A)Use a chip
Q15: Hard, tough, fragile and heat sensitive metals
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