CAD-CAM and Automation MCQs with answers Page - 29

Here, you will find a collection of MCQ questions on CAD-CAM and Automation. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Admin • 833K Points
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Q. G00 Preparatory code is used for

  • (A) Rapid Travel Execution
  • (B) Rapid Travel Positioning
  • (C) Rapid Travel sequencing
  • (D) Rapid clockwise interpolation

A

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Q. In a CNC program block, N05 GO1 G91 G33 X20 Z-40……, G33 refer to

  • (A) Peck Drilling
  • (B) Counter Boring
  • (C) Thread Cutting
  • (D) Grooving

A

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Q. In CNC Program M03 is refer to……

  • (A) Spindle ON in Clockwise rotation
  • (B) Spindle ON in Counter Clockwise rotation
  • (C) Spindle OFF in Clockwise rotation
  • (D) Spindle OFF in Counter Clockwise rotation

A

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Q. In CNC Program M98 is refer to……

  • (A) CANCEL Subroutine
  • (B) Call Sub-Program
  • (C) Call Subroutine
  • (D) CANCEL Sub-Program

A

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Q. In a CNC program block, N05 GO1 G91 G33 X20 Z-40 K5……, K refer to

  • (A) Depth of cut
  • (B) Pitch
  • (C) Multiple Threading Cycle
  • (D) Feed

A

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Q. A CNC Lathe is usually a machine tool with Z axes is…..

  • (A) Line Joining origin and vertical movement
  • (B) Line perpendicular to Y axis
  • (C) Both A & B
  • (D) Line Joining Chuck centre & tail stock centre

A

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Q. B rotational axis is rotation about Axis.

  • (A) X
  • (B) Y
  • (C) Z
  • (D) C

A

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Q. Secondary Linear Axes U,V & W are ……… to X,Y & Z-axis.

  • (A) Perpendicular
  • (B) Parallel
  • (C) Rotational
  • (D) All of the above

A

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Q. ……… are also called as parametric subroutines

  • (A) Micro
  • (B) Macro
  • (C) Sub Macro
  • (D) Sub Micro

A

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Q. The matrix representation for scaling in homogeneous coordinates is

  • (A) P’=S*P
  • (B) P’=R*P
  • (C) P’=dx+dy
  • (D) P’=S*S

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