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Machinist Set-1
CNC Basics
2

CNC Basics MCQ - Machinist(Set-1) with Answers

2) A point-to-point control system is suitable only for one of the following applications. Select it.

Milling profile

Turning

Drilling

Grinding

Answer is:

Drilling

A point-to-point control system is suitable only for one of the following applications. Select it.

CNC Basics MCQ - Machinist(Set-1) with Answers

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Related CNC Basics MCQ - Machinist(Set-1) with Answers

3) On which unit is the tool setting done on NC machine ?

On special device away from the machine

On machine itself while the other operations are being performed

On the NC machine during idle time

On the pre-setting setting

Answer is:

On the pre-setting setting

4) Which one of the following is NOT the advantage of CNC machine ?

Reduces inspection time

Reduces tooling time

Higher initial cost

Higher rate of production

Answer is:

Higher initial cost

5) CNC lathe machines have built-in coordinate measuring system. The zero position on the co-ordinate system is called :

Reference point

Machine zero point

Work zero point

Programme zero point

Answer is:

Machine zero point

CNC lathe machines have built-in coordinate measuring system. The zero position on the co-ordinate system is called :

6) A CNC lathe is programmed and set to turn a diameter of 50 mm, but on trial run the diameter is found to be 50.1 mm. Which one of the following will ensure correct diameter during production ?

Increase the tool offset by 0.1 mm

Decrease the tool offset by 0.1 mm

Increase the tool offset by 0.05 mm

Decrease the tool offset by 0.05 mm

Answer is:

Increase the tool offset by 0.05 mm

CNC Basics MCQ - Machinist(Set-1) with Answers

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