953. Reproduction of sharp corners is the limitation of
A.ECM
B.EDM
C.Laser
D.Plasma
954. Broaching operation is frequently used in automobile industry because
A.It is an automatic machine
B.It is a mass production machine
C.Semi-skilled operators can be employed
D.Operation is completed in one stroke
955. Very large speed ranges are required for
A.Shaping machines
B.Planing machines
C.Semi-automatic and automatic turrets
D.Grinding machines
956. For same tool life, maximum material per minute is removed by increasing
A.Cutting speed
B.Feed
C.Depth of cut
D.Tool hardness
957. An important disadvantage of broaching process is
A.The broaching tools are always longer in length
B.Only simple shapes can be obtained
C.The return stroke is always idle
D.The process is suitable only for high volume production
958. Broaching tools are usually made of
A.High carbon steel
B.High speed steel (H.S.S.)
C.Ceramics
D.Tungsten carbide
959. The front teeth of a broach
A.Remove no metal
B.Remove maximum metal
C.Remove minimum metal
D.Perform the burnishing operation
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