Description : The two-dimensional rotation equation in the matrix form is a.P’=T+P b.P’=S*P c.P’=R*P d.P’=dx+dy
Last Answer : c.P’=R*P
Description : A straight line segment is translated by applying the transformation equation a.P’=P+T b.Dx and Dy c.P’=P+P d.Only c
Last Answer : a.P’=P+T
Description : The two-dimensional translation equation in the matrix form is a.P’=P+T b.P’=P-T c.P’=P*T d.P’=P
Description : 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
Last Answer : a.P’=S*P
Description : The polygons are scaled by applying the following transformation. a.X’=x * Sx + Xf(1-Sx) & Y’=y * Sy + Yf(1-Sy) b.X’=x * Sx + Xf(1+Sx) & Y’=y * Sy + Yf(1+Sy c.X’=x * Sx + Xf(1-Sx) & Y’=y * Sy – Yf(1-Sy) d.X’=x * Sx * Xf(1-Sx) & Y’=y * Sy * Yf(1-Sy)
Last Answer : a.X’=x * Sx + Xf(1-Sx) & Y’=y * Sy + Yf(1-Sy)
Description : We control the location of a scaled object by choosing the position is knownas……………………………. a.Pivot point b.Fixed point c.Differential scaling d.Uniform scaling
Last Answer : b.Fixed point
Description : In a CAD package, mirror image of a 2D point P (5, 10) is to be obtained about a line whichpasses through the origin and makes an angle of 45° counterclockwise with the X-axis. The coordinates of the transformed point will be a.(7.5, 5) b.(10, 5) c.(7.5, -5) d.(10, -5)
Last Answer : b.(10, 5)
Description : STL file consists of which of the following format? a.ASCII b.Binary c.Both A & B d.Neither A nor B
Last Answer : c.Both A & B
Description : The translation distances (dx, dy) is called as a.Translation vector b.Shift vector c.Both a and b d.Neither a nor b
Last Answer : c.Both a and b
Description : Which transformation distorts the shape of an object such that the transformed shapeappears as if the object were composed of internal layers that had been caused to slide over each other? a.Rotation b.Scaling up c.Scaling down d.Shearing
Last Answer : d.Shearing
Description : In truss analysis, the reactions can be found by using the equation . a.R=KQ+F b.R=KQ-F c.R=K+QF d.R=K-QF
Last Answer : b.R=KQ-F
Description : ____ sensors are used to identify objects for pick and place purpose a.Range detectors b.Infrared sensors c.Vision sensors d.Photo-metric sensors
Last Answer : c.Vision sensors
Description : ____ sensors are used to indicate presence or absence of hot objects a.Vision sensors b.Infrared sensors c.Photo-metric sensors d.Range detectors
Last Answer : b.Infrared sensors
Description : Sensors are the transducers that are used to____. a.Measure physical quantity b.Hold the objects c.Fix the objects d.None of the above
Last Answer : a.Measure physical quantity
Description : The data representation of CSG objects is represented by a.a binary tree b.a boolean operation c.a primitive d.none of the above
Last Answer : a.a binary tree
Description : In which type of projection, actual dimensions and angles of objects andtherefore shapes cannot be preserved? a.Orthographic b.Isometric c.Perspective d.None of the above
Last Answer : c.Perspective
Description : By changing the dimensions of the viewport, the and ofthe objects being displayed can be manipulated. a.Number of pixels and image quality b.X co-ordinate and Y co-ordinate c.Size and proportions d.All of these
Last Answer : c.Size and proportions
Description : -------is a rigid body transformation that moves objects without deformation. a.Rotation b.Scaling c.Translation d.All of the mentioned
Last Answer : c.Translation
Description : In which type of projection, actual dimensions and angles of objects and therefore shapescannot be preserved? a.User Coordinate System b.World Coordinate System c.Screen Coordinate System d.None of the above
Last Answer : b.World Coordinate System
Description : Match the following: NC code DefinitionP. M05 1. Absolute coordinate system Q. G01 2. Dwell R. G04 3. Spindle stop S. G09 4. Linear interpolation a.P-2, Q-3, R-4, S-1 b.P-3, Q-4, R-1, S-2 c.P-3, Q-4, R-2, S-1 d.P-4, Q-3, R-2, S-1
Last Answer : c.P-3, Q-4, R-2, S-1
Description : To determine the coefficients of the equation – two end-points and the two tangentvectors. This statement is true for which of the following? a.B-spline curve b.Hermite Cubic Spline Curve c.Beizer curve d.none of the above
Last Answer : b.Hermite Cubic Spline Curve
Description : Find parametric equation for Y-coordinates of Hermite cubic spline curve having endpoints P0[4,4]; P1[8,5] a.2u3-3u2+2u+4 b.3u3-2u2-2u-4 c.2u3-3u2-2u-4 d.2u3+3u2+2u+4
Last Answer : a.2u3-3u2+2u+4
Description : Find parametric equation for X-coordinates of hermite cubic spline curve having endpoints P0[4,4]; P1[8,5] a.-5u3+8u2+u+1 b.5u3+8u2+u+1 c.8u3-5u2-u+1 d.8u3+5u2+u+1
Last Answer : a.-5u3+8u2+u+1
Description : Parametric equation for circle a.X=x+Rcosu; Y=y+Rsinu; Z=z b.X=Rcosu; Y=Rsinu; Z=z c.X=x+Rsinu; Y=y+Rcosu; Z=z d.X=Rsinu; Y=y+Rcosu; Z=z
Last Answer : a.X=x+Rcosu; Y=y+Rsinu; Z=z
Description : Write parametric equation of line having end points P1(3,5,8) and P2 (6,4,3). a.[3 5 8]+u[3 -1 -5] b.[3 5 8]+u[3 1 5] c.[3 8 5]+u[3 -1 -5] d.[3 5 8]+u[-3 1 5]
Last Answer : a.[3 5 8]+u[3 -1 -5]
Description : To determine the coefficients of the equation – two end-points and the two tangentvectors. This statement is true for which of the following a.B-spline curve b.Hermite Cubic Spline Curve c.Beizer curve d.none of the above
Description : In 2D-translation, a point (x, y) can move to the new position (x’, y’) by usingthe equation a.x’=x+dx and y’=y+dx b.x’=x+dx and y’=y+dy c.X’=x+dy and Y’=y+dx d.X’=x-dx and y’=y-dy
Last Answer : b.x’=x+dx and y’=y+dy
Description : Which of the following statement(s) with regard to an abstract class in JAVA is/are TRUE? I. An abstract class is one that is not used to create objects. II. An abstract class is designed only to act as a base class ... by other classes. (1) Only l (2) Only II (3) Neither I nor II (4) Both l and II
Last Answer : Both l and II
Description : The following is basically a material flow simplification technique a.A simple and visual method of cell design b.Family formation by classification and codification c.Cell formation using Production Flow Analysis d.All of the above
Last Answer : c.Cell formation using Production Flow Analysis
Description : Which of the following technique of grouping does not consider the design and shape aspect? a.A simple and visual method of cell design b.Family formation by classification and codification c.Cell formation using Production Flow Analysis d.All of the above
Description : In cell formation using production flow analysis, the following process will be left out of theanalysis a.Grinding b.Milling c.Drilling d.Gear cutting
Last Answer : d.Gear cutting
Description : Which of the process is using the extrusion concept? a.SLA b.SLS c.FDM d.MJM
Last Answer : c.FDM
Description : Which one of the processes is NOT using a laser? a.FDM b.SLA c.SLS d.LOM
Last Answer : a.FDM
Description : The points in the entire structure are defined using the coordinates system is known as a.local coordinates system b.natural coordinates system c.global coordinate system d.none of the above
Last Answer : c.global coordinate system
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
Description : The ___________ is used to create a surface using curves that form closed boundaries a.ruled Surface b.plane Surface c.coons patch d.surface of Revolution
Last Answer : c.coons patch
Description : The is used to create a surface using curves that form closed boundaries. a.ruled Surface b.plane Surface c.coons patch d.surface of Revolution
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
Description : A line AB with end point A (2,3) & B (7,8) is to be rotated about origin by 300 inclockwise direction. Determine the coordinates of end points S of rotated line. a.(3.232, 2.598) b.(5.232, 3.598) c.(3.232, 1.298) d.(3.232, 1.598)
Last Answer : d.(3.232, 1.598)
Description : Trouton's ratio of __________ liquids is calculated using Kistyakowsky equation. (A) Polar (B) Non-polar (C) Both (A) & (B) (D) Neither (A) nor (B)
Last Answer : (B) Non-polar
Description : From which of the following is the type of computer aided process planning a.Variant process planning b.Generative process planning c.Both A &B d.None of the above
Last Answer : c.Both A &B
Description : From which of the following is robot programming language a.VAL b.AML c.ABD d.Both A & B
Last Answer : d.Both A & B
Description : From which of the following is the geometrical configuration of robot a.Cylindrical configuration b.Polar configuration c.Both A& B d.None of the above
Last Answer : c.Both A& B
Description : From the following which material handling equipment is used in ladder layout of FMS a.Conveyor systems b.AGVS c.Both A & B d.None of the above
Description : From the following which is the function of material handling system used in FMS a.Handling of parts with different variety b.Independent movement of part between stations c.Both A & B d.None of the above
Last Answer : b.Independent movement of part between stations
Description : From the following which is the type of FMS layout a.In line layout b.Ladder layout c.Both A &B d.None of the above
Description : From the following which is the benefits of AGV. a.Reduction in man-hours b.Useful in hazardous area c.Both A & B d.None of the above
Description : In which layout manufacturing is done according to product's characteristics? a.Process layout b.GT layout c.Product layout d.Both A & B
Description : 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
Last Answer : c.Digitizers may be used as interactive input devices
Description : 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
Last Answer : c.A & B both