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Manufacturing And Production Technology

Manufacturing And Production Technology
A shaft has a dimension, φ9 +0.025⁺⁰∙⁰⁰⁹, the respective values of fundamental deviation and tolerance are

−0.009, 0.016
−0.009, ± 0.008
−0.025, 0.016
−0.025, ±0.008

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Manufacturing And Production Technology
In ultrasonic machining, tool is made of

Tungsten carbide
Brass or copper
Stainless steel
Diamond

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Manufacturing And Production Technology
As tool and work are not in contact in EDM process

No relative motion occurs between them
No force between tool and work occurs
No wear of tool occurs
No power is consumed during metal cutting

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Manufacturing And Production Technology
During the execution of a CNC part program block NO20 GO2 X45.0 Y25.0 R5.0 ; the type of tool motion will be

Linear Interpolation
Rapid feed
Circular Interpolation − clockwise
Circular Interpolation − counter clockwise

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Manufacturing And Production Technology
A solid cylinder of diameter 100 mm and height 50 mm is forged between two frictionless flat dies to a height of 25 mm. The percentage change in diameter is

2.07
41.4
20.7

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Manufacturing And Production Technology
A mandrel is used to hold

An eccentric work
A thin work
A heavy work
None of these

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