Free download in PDF CNC Machine Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
1
In machining of a workpiece, the material is removed by_____
11
Which unit of PIC undergo the process of converting mains ac voltage to low dc voltage required for the circuits and the input-output interfacing modules ?
12
Which machine tool reduces the number of set-ups in machining operation, time spent in setting machine tools and transportation between sections of machines?
13
The machine tool, in which calculation and setting of the operating conditions like depth of cut, feed, speed are done during the machining by the control system itself, is called
17
Which of the following options is correct for the control unit and panel of NC (Numerical Control) and CNC (Computer Numerical Control) machine tools?
A
The control unit of NC machine tool works in ON-line mode and the control unit of CNC machine tool works in batch processing mode
B
The control unit of NC machine tool works in batch processing mode and the control unit of CNC machine tool works in ON-line mode
C
The control units of both NC and CNC machines work in ON-line mode
D
The control units of both NC and CNC machines work in batch processing mode
19
The device, fed to the control unit of NC machine tool which sends the position command signals to sideway transmission elements of the machine, is called as
