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:

Explanation:

Answer is:

Explanation:

Programming is only possible on central server

Programming can be entered on control panel and can be read from a tape

Modification of the programme on the control panel is not possible

Entering the programme is only possible directly on the control panel

Answer is:

Explanation:

This system can provide feed control in three axes

This system provides only one feed axis

This system provides motion in two axes (But not simultaneously)

This does not provide any feed axis

Answer is:

Explanation: