A hot chisel is one which is
A) Spherical surfaces
B) None of these
C) Used to cut cold materials
D) Used to cut red hot materials
E) Red hot
Correct Answer:
Verified
Q19: Drilling operation is an example of
A)Multipoint cutting
B)Simple
Q20: While machining a brass casting on a
Q21: For making complicated contours on carbide tools,
Q22: For the same capacity which of the
Q23: An ideal tool material is the one
Q25: Chisels used for metal cutting are
A)Hardened
B)Annealed
C)Hardened and
Q26: Permissible percentage of moisture in dry woods
Q27: When silicon is added in the cast
Q28: Which of the following statements correct?
A)Rockwell scale
Q29: The back rake angle of HSS single
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