Top 350+ Solved CAD-CAM and Automation MCQ Questions Answer
Q. Which rule implement for axes Nomenclature?
a. Left-hand rule
b. Right-Hand Rule
c. Thumb Rule
d. None of the above
Q. Full form of MCU is…………
a. Machine computer unit
b. Machine control universal
c. Machine control unit
d. None of the above
Q. The machine tool, in which calculation and setting of the operating conditions like depth ofcut, feed, speed are done during the machining by the control system itself, is called
a. Computer Numerical Control System
b. Direct Numerical Control System
c. Machining Center System
d. Adaptive Control System
Q. In which machine we get feedback?
a. Lathe machine
b. NC machine
c. CNC machine
d. Milling machine
Q. What is the full form of ATC?
a. Automatic tool changer
b. Arranged tool changer
c. Automatic tool controller
d. Arranged tool controller
Q. In which system we get feedback?
a. Open-loop system
b. Machine control system
c. Closed-loop system
d. None of the above
Q. In the CNC machine which device used to hold the workpiece?
a. Automatic pallet changer
b. Automatic work part positioner
c. A & B both
d. None of the above
Q. NC contouring is an example of
a. Continuous path positioning
b. Point-to-point positioning
c. Absolute positioning
d. Incremental positioning
Q. With reference to NC machines, which of the following statements is wrong
a. Both closed-loop and open-loop control systems are used
b. Paper tapes, floppy tapes and cassettes are used for data storage
c. Digitizers may be used as interactive input devices
d. Post processor is an item of hardware
Q. In finish machining of an island on a casting with CNC milling machine, an end mill with 10 mm diameter is employed. The corner points of the island are represented by (0, 0), (0, 30), (50, 30) and (50, 0). By applying cutter radius right compensation, the trajectory of the cutter will be
a. (-5, 0), (-5, 35), (55, 35), (55,-5), (-5,-5)
b. (0,-5), (55,-5), (55, 35), (-5, 35), (-5,-5)
c. (5, 5), (5, 25), (45, 25), (45, 5), (5, 5)
d. (5, 5), (45, 5), (45, 25), (5, 25), (5, 5)