680. To remove maximum material per minute with the same tool life
A.Increase depth of cut
B.Increase feed rate
C.Decrease cutting speed
D.Increase cutting speed

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681. The included angle between the land and the face of the tooth is called
A.Rake angle
B.Lip angle
C.Relief angle
D.Primary clearance angle

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682. A cutting tool having tool signature as 10, 10, 6, 6, 8, 8, 2 will have back angle as
A.10°
B.6°
C.8°
D.2°

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683. The last element in the tool signature is
A.Back rake angle
B.Side rake angle
C.Nose radius
D.End cutting edge angle

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684. As cutting speed increases the built up edge
A.Becomes smaller and finally does not form at all
B.Becomes bigger
C.Has nothing to do with speed
D.May or may not form depending on other conditions

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685. Carbide tools wear out faster at
A.Slow speeds
B.Medium speeds
C.Fast speeds
D.Very fast speeds

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686. Which of the following tools are harder and more wear resistant than tungsten carbide but are weaker in tension
A.Low carbon steel tools
B.High carbon steel tools
C.H.S.S. tools
D.Ceramic tools

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