148) When rough turning a workpiece with a carbide tool long curly chips are formed. Which one of the following is the right way of getting rid of this kind of chips ?

Stop the power feed at intervals so that the chip breaks

Change the rake angle

Provide chip breaker on the tool

Use a metal hook and pull away the chips

Answer is:

Provide chip breaker on the tool

Three-jaw self-centering chuck

Driving plate

Face plate

Catch plate

Answer is:

Explanation:

When fixing irregular shaped work-peice on lathe, face plate in the most suitable accessori.

High speed steel

High carbon steel

Low alloy steel

Cemented carbide

Answer is:

Time between starting and finishing a job

Total time for turning work including regarding of tool

Time between two successive regrinds

Time between starting of metal cutting and tool wear out

Answer is:

Brass

Steel

Plastic

Grey cast iron

Answer is: