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Manufacturing And Production Technology

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

41.4
2.07
20.7

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Manufacturing And Production Technology
If the diameter of the hole is subject to considerable variation, then for locating in jigs and fixtures, the pressure type of locator used is

Cylindrical locator
Vee locator
Conical locator
Diamond pin locator

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Manufacturing And Production Technology
The tool life in case of a grinding wheel is the time

Taken for the wheel to be balanced
Taken for a wear of 1 mm on its diameter
Taken between two successive wheel dressings
Between two successive regrinds of the wheel

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Manufacturing And Production Technology
The size of a lathe is specified by the

All of these
Length between centers
Swing diameter over the bed
Swing diameter over the carriage

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Manufacturing And Production Technology
The crystal structure of austenite is

Face centered cubic
Body centered tetragonal
Body centered cubic
Hexagonal closed packed

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Manufacturing And Production Technology
In reaming process

High form accuracy is obtained
High surface finish is obtained
Metal removal rate is high
High dimensional accuracy is obtained

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