Advance Machine Tools · Production Engineering · GATE ME

The preparatory functions in Computer Numerical Controlled (CNC) machine programming are denoted by the alphabet

Match the following part programming codes with their respective functions ...

During the development of a product, an entirely new process plan is made based on design logic, examination of geometry and tolerance information. Th...

A drill is positioned at point $$P$$ and it has to proceed to point $$Q.$$ The coordinates of point $$Q$$ in the incremental system of defining positi...

The function of interpolator in a $$CNC$$ machine controller is to

A robot arm $$PQ$$ with end coordinates $$P(0,0)$$ and $$Q(2,5)$$ rotates counter clockwise about $$P$$ in the $$XY$$ plane by $${90^ \circ }$$. The n...

For machining a rectangular island represented by coordinates $$P(0,0), Q(100,0), R(100,50)$$ and $$S(0,50)$$ on a casting using $$CNC$$ milling mach...

A $$CNC$$ vertical milling machine has to cut a straight slot of $$10$$ $$mm$$ width and $$2$$ $$mm$$ depth by a cutter of $$10$$ $$mm$$ diameter betw...

For generating coon's surface we require

Which type of motor is used in axial or spindle drives of $$CNC$$ m/c tools

$$NC$$ contouring is an example of

Machining of complex shapes on $$CNC$$ machines requires

In computer aided drafting practice, an arc is defined by

Cellular manufacturing is suitable for

$$CNC$$ machines are more economical to use even for simple turning jobs.

$$CNC$$ machines are more accurate than conventional machines because they have a high resolution encoder and digital readouts for positioning

In $$PTP$$ type of $$NC$$ system

Numerically controlled machine tools are better suited for .................. (batch/mass) production, because their setup time is ......... (larger /...

In $$NC$$ part programming spindle speed of $$730rpm$$ will be coded by the magic - $$3$$ rule as

Circular arc on a part profile is being machined on a vertical $$CNC$$ milling machine. $$CNC$$ part program using metric units with absolute dimensio...

A point $$P\left( {1,\,\,\,3,\,\,\, - 5} \right)$$ is translated by $$2\widehat i + 3\widehat j - 4\widehat k$$ and then rotated counter clockwise by ...

The figure below represents a triangle $$PQR$$ with initial coordinates of the vertices as $$P(1,3),$$ $$Q(4,5)$$ and $$R(5,3.5).$$ The triangle is ro...

In a $$CNC$$ milling operation, the tool has to machine the circular arc from point $$(20, 20)$$ to $$(10, 10)$$ at sequence number $$5$$ of the $$CNC...

A triangular facet in a $$CAD$$ model has vertices: $${P_1}\left( {0,0,0} \right);\,\,{P_2}\left( {1,1,0} \right)$$ and $$\,{P_3}\left( {1,1,1} \right...

For the $$CNC$$ part programming, match Group A with Group B: ...

In a $$CAD$$ package, mirror image of a $$2D$$ points $$P(5, 10)$$ is to be obtained about a line which passes through the origin and makes an angle o...

In a $$CNC$$ program block, $$N002\,\,\,\,G02\,\,\,\,G91\,\,\,\,X40\,\,\,\,Z40....,\,\,\,\,G02\,\,\,\,\& \,\,\,\,G91$$ refer to

Match the following ...

In the feed drive of a point to point open loop $$CNC$$ drive, a stepper motor rotating at $$200steps/rev$$ drives a table through a gear box and lead...

In the feed drive of a point to point open loop $$CNC$$ drive, a stepper motor rotating at $$200steps/rev$$ drives a table through a gear box and lead...

The tool of an $$NC$$ machine has to move along a circular arc from $$(5,5)$$ to $$(10,10)$$ while performing an operation. The center of the arc is a...

Which among the $$NC$$ operations given below are continuous path operations? Arc Welding $$(A$$ $$W)$$, Milling $$(M),$$ Drilling $$(D),$$ Punching ...

During the execution of a CNC part program block $$NO20\,\,\,\,GO2\,\,\,\,X45.0\,\,\,\,Y25.0\,\,\,\,R5.0.$$ The type of tool motion will be

In a $$2-D$$ $$CAD$$ package, clockwise circular arc of radius, $$5,$$ specified from $${P_1}\left( {15,10} \right)$$ to $${P_2}\left( {10,15} \righ...

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 ...

A cylinder of $$155$$ $$mm$$ is to be reduced $$150$$ $$mm$$ diameter in one turning cut with a feed of $$0.15$$ $$mm$$/ revolution and a cutting spee...

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 ...

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