External threads can be produced by means of

2) Taper turning on lathe can be produced by

Answer is:

all of the above

Explanation:

An operation performed on a lathe that feeds a tool at an angle to the length of the work piece in order to create a conical shape.

Taper turning on lathe can be produced by
1) Taper Turning by Tail-stock set-over method
2) Taper Turning by Swiveling the compound rest method
3) Taper Turning by Taper turning attachment method
4) Taper Turning by Form tool method

3) Pilot hole drilling means

Hole drilled by a pilot

A small hole drilled into a material to guide a larger drill

Drilling done by a machine

Drilling continuously a number of holes

Answer is:

A small hole drilled into a material to guide a larger drill

Explanation:

4) Drill drift is used for

Drawing a drill location

Fixing a chuck on the machine spindle

Removing a broken drill from the work

Removing the drill from the machine spindle

Answer is:

Removing the drill from the machine spindle

Explanation:

5) 1 mm is equal to

Answer is:

1000 microns

Explanation:

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External threads can be produced by means of

All of the above

For More ISRO Technician-B Turner Question Paper - 2019 (Set-1) with Answer Key

Related ISRO Technician-B Turner Question Paper - 2019 (Set-1) with Answer Key

2) Taper turning on lathe can be produced by

all of the above

3) Pilot hole drilling means

A small hole drilled into a material to guide a larger drill

4) Drill drift is used for

Removing the drill from the machine spindle

5) 1 mm is equal to

1000 microns

For More ISRO Technician-B Turner Question Paper - 2019 (Set-1) with Answer Key