With regards to lathe operations, which of the following statements are correct.

Question

Answer

A 4 jaw chuck is usually self centering.

Answer

A 3 jaw chuck can be used to hold workpieces in an off centered position.

Answer

A tailstock (or end stock ) is used to support longer workpiece so that it rotates precisely about the desired axis.

Answer

Straight or tapered turning are operation performed to get the desired outer diameter.

Answer

Chucks used on lathes can only grip on the outer surface of workpieces.

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