GATE ME 1997 | Advance Machine Tools Question 35 | Production Engineering

In a point to point control $$NC$$ machine, the slides are positioned by an integrally mounted stepper motor drive. If the specification of the motor is $$1$$ deg/pulse, and the pitch of the lead screw is $$3.6$$ $$mm,$$ what is the expected positioning accuracy?

$$1$$ micron

$$10$$ micron

$$50$$ micron

$$100$$ micron

GATE ME 1993

MCQ (Single Correct Answer)

-0.6

With reference to $$NC$$ machines, which of the following statements is wrong?

Both closed-loop and open-loop control systems are used

Paper tapes, floppy tapes and cassettes are used for data storage

Digitisers may be used as interactive input devices

Post processor is an item of hardware

Questions Asked from Marks 2

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GATE ME Subjects

Engineering Mechanics

Machine Design

Strength of Materials

Heat Transfer

Production Engineering

Industrial Engineering

Turbo Machinery

Theory of Machines

Engineering Mathematics

Fluid Mechanics

Thermodynamics

General Aptitude