Among the following, which one is the earliest step in Data Processing for RapidPrototyping? a.Model slicing b.Part orientation c.Tool path generation d.Support generation

Among the following, which one is the earliest step in Data Processing for RapidPrototyping? a.Model slicing b.Part orientation c.Tool path generation d.Support generation
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b.Part orientation
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Among the following, which one is the last step in Data Processing for Rapid Prototyping? a.Model slicing b.Part orientation c.Tool path generation d.Support generation

Description : Among the following, which one is the last step in Data Processing for Rapid Prototyping? a.Model slicing b.Part orientation c.Tool path generation d.Support generation

Last Answer : c.Tool path generation

In the context of rapid prototyping and additive manufacturing, tessellation refers to theprocess of slicing the CAD model of the part into layers. a.Droplet Deposition Manufacturing b.Used-Deposition Modeling c.Laminated-Object Manufacturing d.Stereolithography

Description : In the context of rapid prototyping and additive manufacturing, tessellation refers to theprocess of slicing the CAD model of the part into layers. a.Droplet Deposition Manufacturing b.Used-Deposition Modeling c.Laminated-Object Manufacturing d.Stereolithography

Last Answer : d.Stereolithography

Process of converting STL file model in to layers is called________in RP a.chopping b.slicing c.cutting d.trimming

Description : Process of converting STL file model in to layers is called________in RP a.chopping b.slicing c.cutting d.trimming

Last Answer : b.slicing

Which of the following is the process of the pre-processing stage? a.Remove support b.Checking 3D CAD data c.De-powdering loose material d.Dip in a binder to strengthen the part

Description : Which of the following is the process of the pre-processing stage? a.Remove support b.Checking 3D CAD data c.De-powdering loose material d.Dip in a binder to strengthen the part

Last Answer : b.Checking 3D CAD data

Slicing a part is easier in ______ a.B-rep method b.STL method c.CSG method d.PRT method

Description : Slicing a part is easier in ______ a.B-rep method b.STL method c.CSG method d.PRT method

Last Answer : b.STL method

The tool of an NC machine has to move along a circular arc from (5, 5) to (10, 10) while performing an operation. The centre of the arc is at (10, 5). Which one of the following NC tool path command performs the above mentioned operation? a.N010 GO2 X10 Y10 X5 Y5 R5 b.N010 GO3 X10 Y10 X5 Y5 R5 c.N010 GO1 X5 Y5 X10 Y10 R5 d.N010 GO2 X5 Y5 X10 Y10 R5

Description : The tool of an NC machine has to move along a circular arc from (5, 5) to (10, 10) while performing an operation. The centre of the arc is at (10, 5). Which one of the following NC tool path command performs the ... b.N010 GO3 X10 Y10 X5 Y5 R5 c.N010 GO1 X5 Y5 X10 Y10 R5 d.N010 GO2 X5 Y5 X10 Y10 R5

Last Answer : a.N010 GO2 X10 Y10 X5 Y5 R5

n an NC machining operation, the tool has to be moved from point (5, 4) to point (7, 2) alonga circular path with centre at (5, 2). Before starting the operation, the tool is at (5, 4). The G and N codes for this motion are a.N010 GO3 X7.0 Y2.0 I5.0 J2.0 b.N010 GO2 X7.0 Y2.0 I5.0 J2.0 c.N010 GO1 X7.0 Y2.0 I5.0 J2.0 d.N010 GOO X7.0 Y2.0 I5.0 J2.0

Description : n an NC machining operation, the tool has to be moved from point (5, 4) to point (7, 2) alonga circular path with centre at (5, 2). Before starting the operation, the tool is at (5, 4). The G and N codes for this motion ... 0 I5.0 J2.0 c.N010 GO1 X7.0 Y2.0 I5.0 J2.0 d.N010 GOO X7.0 Y2.0 I5.0 J2.0

Last Answer : b.N010 GO2 X7.0 Y2.0 I5.0 J2.0

Which of the following is NOT true?Image formed by reflection through a plane mirror is a.of same size b.same orientation c.is at same distance from the mirror d.virtual

Description : Which of the following is NOT true?Image formed by reflection through a plane mirror is a.of same size b.same orientation c.is at same distance from the mirror d.virtual

Last Answer : b.same orientation

Computer will perform the data processing functions in a.NC b.CNC c.DNC d.None of the mentioned

Description : Computer will perform the data processing functions in a.NC b.CNC c.DNC d.None of the mentioned

Last Answer : b.CNC

During the execution of a CNC part program block NO20 GO2 X45.0 Y25.0 R5.0the type of tool motion will be a.circular Interpolation – clockwise b.circular Interpolation – counter clockwise c.linear Interpolation d.rapid feed

Description : During the execution of a CNC part program block NO20 GO2 X45.0 Y25.0 R5.0the type of tool motion will be a.circular Interpolation – clockwise b.circular Interpolation – counter clockwise c.linear Interpolation d.rapid feed

Last Answer : a.circular Interpolation – clockwise

Which of the following is the last step of the rapid prototyping process? a.3D Modeling b.Data Conversion c.Building d.Postprocessing

Description : Which of the following is the last step of the rapid prototyping process? a.3D Modeling b.Data Conversion c.Building d.Postprocessing

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From the following which is the step of machine cell design? a.Divide parts into part families b.Select type of machine cell c.Prepare a composite part d.All of the above

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Last Answer : d.All of the above

Which one is NOT related to rapid prototyping definition? a.Layer by layer b.Physical model c.From 3D CAD data d.Production line

Description : Which one is NOT related to rapid prototyping definition? a.Layer by layer b.Physical model c.From 3D CAD data d.Production line

Last Answer : d.Production line

STL files contains ______ a.mass properties of the model b.geometrical data c.drawing data d.all of the above

Description : STL files contains ______ a.mass properties of the model b.geometrical data c.drawing data d.all of the above

Last Answer : b.geometrical data

Which of the following can not be the input of CAD solid model? a.Physical mockup b.2D surface data c.Tooling d.3D CAD data

Description : Which of the following can not be the input of CAD solid model? a.Physical mockup b.2D surface data c.Tooling d.3D CAD data

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Choose the correct sequence to generate prototype a.3D CAD data - CAD solid model - STL file - RP prototype b.CAD solid model - 3D CAD data - RP prototype - STL file c.STL file - 3D CAD data - CAD solid model - RP prototype d.3D CAD data - STL file - CAD solid model - RP prototype

Description : Choose the correct sequence to generate prototype a.3D CAD data - CAD solid model - STL file - RP prototype b.CAD solid model - 3D CAD data - RP prototype - STL file c.STL file - 3D CAD data - CAD solid model - RP prototype d.3D CAD data - STL file - CAD solid model - RP prototype

Last Answer : a.3D CAD data - CAD solid model - STL file - RP prototype

A computer model of a part design on a CAD system is called which of the following? a.Computer Prototype b.Geometric Prototype c.Solid Prototype d.Virtual Prototype

Description : A computer model of a part design on a CAD system is called which of the following? a.Computer Prototype b.Geometric Prototype c.Solid Prototype d.Virtual Prototype

Last Answer : d.Virtual Prototype

If all the processing equipment and machines are arranged according to the sequence ofoperations of a product the layout is known as a.Product layout b.Process layout c.Fixed-position layout d.GT layout

Description : If all the processing equipment and machines are arranged according to the sequence ofoperations of a product the layout is known as a.Product layout b.Process layout c.Fixed-position layout d.GT layout

Last Answer : a.Product layout

Which of the following is one of the design process steps? a.Build b.Concept c.Pre-processing d.Transfer to machine

Description : Which of the following is one of the design process steps? a.Build b.Concept c.Pre-processing d.Transfer to machine

Last Answer : b.Concept

Which of the following is the process in the RP cycle? a.Post-processing b.Transfer to machine c.Pre-processing d.All of the above

Description : Which of the following is the process in the RP cycle? a.Post-processing b.Transfer to machine c.Pre-processing d.All of the above

Last Answer : d.All of the above

is/are the phase/s of finite element method a.Pre-processing b.Solution c.Post Processing d.None

Description : is/are the phase/s of finite element method a.Pre-processing b.Solution c.Post Processing d.None

Last Answer : c.Post Processing

From which of the following is not the main element of Flexible manufacturing system a.Work handling system b.Material handling system c.Tool handling system d.Main frame computer

Description : From which of the following is not the main element of Flexible manufacturing system a.Work handling system b.Material handling system c.Tool handling system d.Main frame computer

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From the following which is not the application of AGV. a.Truck loading and unloading b.To change the tool c.Material transfer d.Paper roll transfer

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In laminated object manufacturing (LOM), which of the following cutting strategy ispreferable? a.Directional scanning b.Zigzag tool paths c.Contouring and spiral paths d.Boundary cutting tool paths

Description : In laminated object manufacturing (LOM), which of the following cutting strategy ispreferable? a.Directional scanning b.Zigzag tool paths c.Contouring and spiral paths d.Boundary cutting tool paths

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The lost motion in CNC machine tool is on account of a.Backlash in gearing b.Wind-up of drive shafts c.Deflection of machine tool members d.All the above

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What is the full form of ATC? a.Automatic tool changer b.Arranged tool changer c.Automatic tool controller d.Arranged tool controller

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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

Description : 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

Last Answer : d.Adaptive Control System

Automatic tool change in CNC Machine code a.M05 b.M06 c.M07 d.M09

Description : Automatic tool change in CNC Machine code a.M05 b.M06 c.M07 d.M09

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In CNC machining tool radius compensation turning the left mode ON programming contourdone by a.G40 b.G41 c.G42 d.G43

Description : In CNC machining tool radius compensation turning the left mode ON programming contourdone by a.G40 b.G41 c.G42 d.G43

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The distance of a given tool tip from the surface of workpiece is known as….. a.Tool length b.Tool length offset H c.Cutter radius d.Compensation

Description : The distance of a given tool tip from the surface of workpiece is known as….. a.Tool length b.Tool length offset H c.Cutter radius d.Compensation

Last Answer : b.Tool length offset H

In the lathe it is the peripheral speed of the work piece cutting speed of tool is expressed inm/min, V is a.= 𝜋𝐷𝑁/1000 b.= 𝜋𝐷/1000 c.= 𝐷𝑁/1000 d.=𝜋𝐷𝑁/10

Description : In the lathe it is the peripheral speed of the work piece cutting speed of tool is expressed inm/min, V is a.= 𝜋𝐷𝑁/1000 b.= 𝜋𝐷/1000 c.= 𝐷𝑁/1000 d.=𝜋𝐷𝑁/10

Last Answer : a.= 𝜋𝐷𝑁/1000

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

Description : 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

Last Answer : d.Line Joining Chuck centre & tail stock centre

In how many ways CNC machine tool systems can be classified? a.2 b.3 c.4 d.5

Description : In how many ways CNC machine tool systems can be classified? a.2 b.3 c.4 d.5

Last Answer : b.3

he depth that the tool is plunged into the surface is called as a.feed b.depth of cut c.depth of tool d.working depth

Description : he depth that the tool is plunged into the surface is called as a.feed b.depth of cut c.depth of tool d.working depth

Last Answer : b.depth of cut

A cylinder can be created by drawing a rectangular shape using the ________ tool. a.revolve b.sweep c.extrude d.all of the above

Description : A cylinder can be created by drawing a rectangular shape using the ________ tool. a.revolve b.sweep c.extrude d.all of the above

Last Answer : a.revolve

NC contouring is an example of a.Continuous path positioning b.Point-to-point positioning c.Absolute positioning d.Incremental positioning

Description : NC contouring is an example of a.Continuous path positioning b.Point-to-point positioning c.Absolute positioning d.Incremental positioning

Last Answer : a.Continuous path positioning

A two dimensional rotation is applied to an object by a.Repositioning it along with straight line path b.Repositioning it along with circular path c.Only b d.Any of the mentioned

Description : A two dimensional rotation is applied to an object by a.Repositioning it along with straight line path b.Repositioning it along with circular path c.Only b d.Any of the mentioned

Last Answer : c.Only b

Polygons are translated by adding to the coordinate positionof each vertex and the current attribute setting. a.Straight line path b.Translation vector c.Differences d.Only b

Description : Polygons are translated by adding to the coordinate positionof each vertex and the current attribute setting. a.Straight line path b.Translation vector c.Differences d.Only b

Last Answer : d.Only b

A translation is applied to an object by D a.Repositioning it along with straight line path b.Repositioning it along with circular path c.Only b d.All of the mentioned

Description : A translation is applied to an object by D a.Repositioning it along with straight line path b.Repositioning it along with circular path c.Only b d.All of the mentioned

Last Answer : a.Repositioning it along with straight line path

What type of inner structure can be used to reduce the printing time of the model in RP? a.Higher resolution b.Smaller polygons c.Lower resolution d.None of the above

Description : What type of inner structure can be used to reduce the printing time of the model in RP? a.Higher resolution b.Smaller polygons c.Lower resolution d.None of the above

Last Answer : c.Lower resolution

What type of inner structure makes the smoothest model in RP? a.Higher resolution b.Larger polygons c.Lower resolution d.None of the above

Description : What type of inner structure makes the smoothest model in RP? a.Higher resolution b.Larger polygons c.Lower resolution d.None of the above

Last Answer : a.Higher resolution

A tessellated model is said to be valid if there are ________ a.no missing facets b.no degenerate facets c.no overlapping facets d.all of the above

Description : A tessellated model is said to be valid if there are ________ a.no missing facets b.no degenerate facets c.no overlapping facets d.all of the above

Last Answer : d.all of the above

For rapid prototyping 3D CAD model should be converted into______file a.SGC b.SLA c.STL d.SLS

Description : For rapid prototyping 3D CAD model should be converted into______file a.SGC b.SLA c.STL d.SLS

Last Answer : c.STL

If the structure is more complex in order to simplify the model, we need to subdividethe structure into substructures. These substructures are termed as . a.elements b.modules c.links d.models

Description : If the structure is more complex in order to simplify the model, we need to subdividethe structure into substructures. These substructures are termed as . a.elements b.modules c.links d.models

Last Answer : b.modules

is an extension of the wireframe model with additional face information added. a.CSG b.B-rep c.Loft d.none of the above

Description : is an extension of the wireframe model with additional face information added. a.CSG b.B-rep c.Loft d.none of the above

Last Answer : b.B-rep

Structuring and combining the primitives of the solid model in the graphics database,is achieved by the use of….. a.FEA b.transformations c.boolean operations d.none of the above

Description : Structuring and combining the primitives of the solid model in the graphics database,is achieved by the use of….. a.FEA b.transformations c.boolean operations d.none of the above

Last Answer : c.boolean operations

Which kind of model can store information about geometry a.Solid model b.Surface model c.Wireframe model d.none of the above

Description : Which kind of model can store information about geometry a.Solid model b.Surface model c.Wireframe model d.none of the above

Last Answer : a.Solid model

The object space or the space in which the application model is defined is called a.World co-ordinate system b.Screen co-ordinate system c.World window d.Interface window

Description : The object space or the space in which the application model is defined is called a.World co-ordinate system b.Screen co-ordinate system c.World window d.Interface window

Last Answer : a.World co-ordinate system

When every entity of a geometric model remains parallel to its initial position, thetransformation is called as a.User Coordinate System b.World Coordinate System c.Screen Coordinate System d.None of the above

Description : When every entity of a geometric model remains parallel to its initial position, thetransformation is called as a.User Coordinate System b.World Coordinate System c.Screen Coordinate System d.None of the above

Last Answer : b.World Coordinate System

Which coordinate system is a device-dependent coordinate system? a.World Coordinate System b.Model Coordinate System c.User Coordinate System d.Screen Coordinate System

Description : Which coordinate system is a device-dependent coordinate system? a.World Coordinate System b.Model Coordinate System c.User Coordinate System d.Screen Coordinate System

Last Answer : d.Screen Coordinate System