Diploma CET Mechanical Question Paper

Diploma CET Mechanical Question Paper - 2017 with Answer Key

6) Operation of finishing & sizing a hole which has been previously drilled is

Answer is:

Reaming

Explanation:

The process of enlarging and finishing previously drilled holes to accurate size using a multi-point cutting tool is called as Reaming. The Tool used for this process is called Reamer.

Operation of finishing & sizing a hole which has been previously drilled is

7) Size of the shaper is usually specified by

Answer is:

Length of stroke

Size of the shaper is usually specified by

8) The arbor of the milling machine is used to hold

Answer is:

Cutting tool

The arbor of the milling machine is used to hold

9) The process of changing the shape of worn out grinding wheel to the original shape is called

Answer is:

Truing

10) A control system code used for generating circular interpolation clockwise in CNC machine is

Answer is:

G02

Explanation:

G00 - Move in a straight line at rapids speed.
G01 - Linear Interpolation at specified feed rate.
G02 - Circular Interpolation (Clockwise)
G03 - Circular Interpolation (Counter-Clockwise)