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Manufacturing And Production Technology

Manufacturing And Production Technology
Larger end cutting edge angle _________ tool life.

None of these
Does not effect
Increases
Decreases

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Manufacturing And Production Technology
In orthogonal turning of a low carbon steel bar of diameter 150 mm with uncoated carbide tool, the cutting velocity is 90 m/min. The feed is 0.24 mm/rev and the depth of cut is 2 mm. The chip thickness obtained is 0.48 mm. If the orthogonal rake angle is zero and the principle cutting edge angle is 90⁰, the shear angle in degree is

26.56
20.56
30.56
36.56

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Manufacturing And Production Technology
The operation in which oil is permeated into the pores of a powder metallurgy product is known as

Infiltration
Mixing
Impregnation
Sintering

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Manufacturing And Production Technology
The angle between the lathe centres is

30°
45°
60°
90°

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Manufacturing And Production Technology
Ultrasonic machining is best suited for

Glass
Sintered carbides
All of these
Tool steels

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Manufacturing And Production Technology
The lathe spindles are usually made hollow and provided with

Internal and external taper
Internal taper
External taper
No taper

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