Description : Digit 4 in Opitz system is for_________ a.Part class b.Main shape c.Rotational machining d.Plane surface machining
Last Answer : d.Plane surface machining
Description : Digit 3 in Opitz system is for_________ a.Part class b.Main shape c.Rotational machining d.Plane surface machining
Last Answer : c.Rotational machining
Description : Digit 2 in Opitz system is for_________ a.Part class b.Main shape c.Rotational machining d.Plane surface machining
Last Answer : b.Main shape
Description : Digit 1 in Opitz system is for_________ a.Part class b.Main shape c.Rotational machining d.Plane surface machining
Last Answer : a.Part class
Description : In Opitz system, 2nd digit indicates a.Type and Shape b.External shape and external shape elements c.External plane surface finishing d.Auxiliary hole and gear teeth
Last Answer : b.External shape and external shape elements
Description : Secondary code of the Opitz system is for_________ a.Design attributes b.Manufacturing attributes c.Production operation type & sequence d.Maintenance flow
Last Answer : c.Production operation type & sequence
Description : Supplementary code of the Opitz system is for_________ a.Design attributes b.Manufacturing attributes c.Production operation type & sequence d.Maintenance flow
Last Answer : b.Manufacturing attributes
Description : Form code of the Opitz system is for_________ a.Design attributes b.Manufacturing attributes c.Production operation type & sequence d.Maintenance flow
Last Answer : a.Design attributes
Description : XY Plane Selection in CNC machining is done by….. a.G16 b.G17 c.G18 d.G19
Last Answer : b.G17
Description : The last four digits of the Opitz classification system are ______ a.Form code b.Secondary code c.Supplementary code d.Stationary code
Last Answer : b.Secondary code
Description : The middle four digits of the Opitz classification system are ______ a.Form code b.Secondary code c.Supplementary code d.Stationary code
Last Answer : c.Supplementary code
Description : The first five digits of the Opitz classification system are ______ a.Form code b.Secondary code c.Supplementary code d.Stationary code
Last Answer : a.Form code
Description : From the following in which coding method supplementary code and form code are used? a.KK3 system b.The MICLASS system c.OPITZ coding system d.The DICLASS system
Last Answer : c.OPITZ coding system
Description : From the following which is type of coding system? a.OPITZ coding system b.KK3 system c.The MICLASS system d.All of the above
Last Answer : d.All of the above
Description : For CNC machining skilled part programmers are needed. a.TRUE b.FALSE c. d.
Last Answer : a.TRUE
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
Description : 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 the island are represented by (0, 0), (0, 30), (50, 30) and (50, 0). By applying cutter radius right ... , 5), (5, 5) d.(5, 5), (45, 5), (45, 25), (5, 25), (5, 5)
Last Answer : a.(-5, 0), (-5, 35), (55, 35), (55,-5), (-5,-5)
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
Description : In the process of Selective Laser Sintering, raw material used is in the form of ______ a.machining wax b.foam core c.powder d.rubber
Last Answer : c.powder
Description : Machining is never used for rapid prototyping because it takes too long. a.TRUE b.FALSE c. d.
Last Answer : b.FALSE
Description : Which of the following is not an example of additive manufacturing? a.Fused-deposition-modeling b.Electron beam machining c.SLS d.Injection molding
Last Answer : d.Injection molding
Description : In CNC machining tool radius compensation turning the left mode ON programming contourdone by a.G40 b.G41 c.G42 d.G43
Last Answer : b.G41
Description : In CNC systems multiple microprocessors and programmable logic controllers work a.in parallel b.in series c.one after the other d.for 80% of the total machining time
Last Answer : a.in parallel
Description : CNC machining centres do not include operations like a.milling b.boring c.welding d.tapping
Last Answer : c.welding
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 : From the following, which is an axisymmetric surface? a.Plane Surface b.Ruled Surface c.Surface of Revolution d.All of the above
Last Answer : c.Surface of Revolution
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
Description : The sum of the shape function is equal to a.0 b.0.5 c.1 d.2
Last Answer : c.1
Description : A triangular plane stress element has how many degrees of freedom? a.3 b.4 c.5 d.6
Last Answer : d.6
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
Last Answer : c.Cell formation using Production Flow Analysis
Description : In a simple and visual method of Cell design, the priorities in classifying may be in the order a.Rotational or non rotational †Material †Size †Shape b.Material †Rotational or non ... non rotational †Material †Shape d.Shape †Rotational or non rotational †Material †Size
Last Answer : a.Rotational or non rotational – Material – Size – Shape
Description : __________ is one where mechanical forces or restricting forms are applied on a material so asto form it into the desired shape a.Subtractive process b.Additive process c.Formative process d.All of above
Last Answer : c.Formative process
Description : In the ___________ process, one starts with a single block of solid material larger than the finalsize of the desired object and material is removed until the desired shape is reached. a.Subtractive process b.Additive process c.Formative process d.All of above
Last Answer : a.Subtractive process
Description : The characteristic of the shape function is a.the shape function has a unit value at one nodal point and zero value at the other nodes b.the sum of the shape function is equal to one c.both a & b d.None of the above
Last Answer : c.both a & b
Description : are used to express the geometry or shape of theelement a.Mode shapes b.Shape functions c.Natural curves d.None of the above
Last Answer : b.Shape functions
Description : is defined as the ratio of the largest dimension of theelement to the smallest dimension. a.Element depth ratio b.Mode shape ratio c.Aspect ratio d.None of the above
Last Answer : c.Aspect ratio
Description : To find the nodal displacements in all parts of the element, are used. a.shape function b.node function c.element function d.coordinate function
Last Answer : a.shape function
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 : In Beizer Curve, the flexibility of the shape would increase with _______ of the polygon. a.decrease in the number of vertices b.increase in the number of vertices c.decrease in control points d.none of the above
Last Answer : b.increase in the number of vertices
Description : In Beizer Curve, the curve follows __________ a.the control points b.the shape of the defining polygon c.the defining points d.none of the above
Last Answer : b.the shape of the defining polygon
Description : In Beizer Curve, the flexibility of the shape would increase with a.decrease in the number of vertices b.increase in the number of vertices c.decrease in control points d.none of the above
Description : In Beizer Curve, the curve follows a.the control points b.the shape of the defining polygon c.the defining points d.none of the above
Description : The shape of Bezier curve is controlled by a.Control points b.Knots c.End points d.All the above
Last Answer : a.Control points
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 : If the scaling factors values Sx and Sy < 1 then a.It reduces the size of object b.It increases the size of object c.It stunts the shape of an object d.None
Last Answer : a.It reduces the size of object
Description : The actual thickness of plane strain element is . a.very large b.very small c.assumed by software d.any of the above
Last Answer : a.very large
Description : When a thin plate is subjected to loading in its own plane only, the condition is called _ a.plane stress b.plane strain c.zero stress d.zero strain
Last Answer : a.plane stress
Description : In modeling of a tabulated cylinder, the plane of the curve is _______ a.along the curve b.normal to the curve c.along the axis of the cylinder d.perpendicular to the axis of the cylinder
Last Answer : d.perpendicular to the axis of the cylinder
Description : Which of this is compulsory for 2D reflection? a.Reflection plane. b.Origin c.Reflection axis d.Co-ordinate axis.
Last Answer : c.Reflection axis