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Manufacturing And Production Technology

Manufacturing And Production Technology
In drilling aluminium, a drill with

Any helix angle can be used
Zero helix angle is used
High helix angle is used
Low helix angle is used

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Manufacturing And Production Technology
The example of snag grinding is

All of these
Trimming the surface left by spruces and risers on castings
Grinding the parting line left on castings
Removing flash on forgings

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Manufacturing And Production Technology
The carbide tools operating at very low cutting speeds (below 30 m/min)

Reduces tool life
Spoils the work piece
Have no effect on tool life
Increases tool life

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Manufacturing And Production Technology
Crack in grinding wheel is developed due to

High speed of wheel
High temperature developed at the contact of the wheel face and work
Low speed of wheel
Grinding hard work

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Manufacturing And Production Technology
Crater wear leads to

Weakening of tool
Increase in cutting temperature
Friction and cutting forces
All of these

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Manufacturing And Production Technology
What is the type of shielding gas for GTAW (Gas Tungsten Arc Welding) used for carbon steels only called?

Argon CO₂
Helium
Argon Helium
Argon H₂

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