In STL files Euler’s rule for solids can be written as a.No. of faces – No. of edges + No. of vertices = 3 x No. of bodies b.No. of faces – No. of edges + No. of vertices = No. of bodies c.No. of faces – No. of edges + No. of vertices = 2 x No. of bodies d.No. of faces – No. of edges + No. of vertices = 4 x No. of bodies

1 Answer

Answer :

c.No. of faces – No. of edges + No. of vertices = 2 x No. of bodies

Related questions

Description : STL files plague several problems as they contain no _______ data a.geographical b.analytical c.topological d.all of the above

Last Answer : c.topological

Description : In STL files when chord length decrease then accuracy _______ a.increase b.decrease c.may increase or may decrease d.remains constant

Last Answer : a.increase

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

Description : The STL files translate the part geometry from a CAD system to________ a.CNC machine b.VMC machine c.RP machine d.CAPP machine

Last Answer : c.RP machine

Description : Secondary Linear Axes U,V & W are ……… to X,Y & Z-axis. a.Perpendicular b.Parallel c.Rotational d.All of the above

Last Answer : b.Parallel

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 : What is the format for the prototyping machine file? a..prt b..slt c..stl d..iges

Last Answer : c..stl

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 : STL consists of an unordered list of _______ facets representing the outside skin of an object. a.linear b.triangular c.square d.hexagonal

Last Answer : b.triangular

Description : Which of the following is not a data interfacing format? a.STL b.SLC c.LEAF d.RP

Last Answer : d.RP

Description : Which file format cannot be converted into STL file format? a..prt b..sld c..dwg d..stp

Last Answer : c..dwg

Description : STL file format is represented by interaction of ______ a.lines and hexagons b.lines and rectangles c.lines and triangles d.lines and circles

Last Answer : c.lines and triangles

Description : STL file converts curved surfaces into_______ a.Polygons b.Lines c.Surfaces d.None of the above

Last Answer : a.Polygons

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

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

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

Last Answer : c.STL

Description : Full form of STL is _____ a.Straight-lithography b.Streto-lithography c.Stereo-lithography d.Straight-lipsography

Last Answer : c.Stereo-lithography

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

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 : Full form of MCU is………… a.Machine computer unit b.Machine control universal c.Machine control unit d.None of the above

Last Answer : c.Machine control unit

Description : ……… is the origin of the coordinate system which is defined by manufacturer they cannotbe changed a.Blocking Point b.machine Zero Point c.Start Point d.Program Zero point

Last Answer : b.machine Zero Point

Description : In CNC programming …….. is commonly used canned cycle for Stock removal cycle a.G71 b.G72 c.G73 d.G74

Last Answer : d.G74

Description : Repetitive CNC machine operations conveniently performing and execute with onecommand instead of programming of series of individual move called ….. a.Common Cycle b.Incremental Programming c.Canned Cycle d.None of the above

Last Answer : c.Canned Cycle

Description : ……… are also called as parametric subroutines a.Micro b.Macro c.Sub Macro d.Sub Micro

Last Answer : b.Macro

Description : In a CNC program block, N05 GO1 G91 G33 X20 Z-40 K5……, K refer to a.Depth of cut b.Pitch c.Multiple Threading Cycle d.Feed

Last Answer : b.Pitch

Description : In CNC Program M98 is refer to…… a.CANCEL Subroutine b.Call Sub-Program c.Call Subroutine d.CANCEL Sub-Program

Last Answer : b.Call Sub-Program

Description : In CNC Program M03 is refer to…… a.Spindle ON in Clockwise rotation b.Spindle ON in Counter Clockwise rotation c.Spindle OFF in Clockwise rotation d.Spindle OFF in Counter Clockwise rotation

Last Answer : a.Spindle ON in Clockwise rotation

Description : In a CNC program block, N05 GO1 G91 G33 X20 Z-40……, G33 refer to a.Peck Drilling b.Counter Boring c.Thread Cutting d.Grooving

Last Answer : c.Thread Cutting

Description : Each coded instruction in a set of instructions is called as…… a.Words b.Alphabet c.Numbers d.Format

Last Answer : a.Words

Description : ……… is a group of words or coded instruction for the NC/CNC system to execute aparticular movement. a.Sequence b.Address c.Code d.Block

Last Answer : d.Block

Description : he linking of computer with a communication system is called……….. a.networking b.pairing c.interlocking d.assembling

Last Answer : a.networking

Description : Rotation about Z-axis is called…………. a.a-axis b.b-axis c.c-axis d.none of the mentioned

Last Answer : c.c-axis

Description : In a CNC program block, N02 GO2 G91 X40 Z40††, GO2 and G91 refer to a.circular interpolation in counter clockwise direction and incremental dimension b.circular ... in clockwise direction and incremental dimension d.circular interpolation in clockwise direction and absolute dimension

Last Answer : c.circular interpolation in clockwise direction and incremental dimension

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

Description : Example for one – Dimensional element is . a.triangular element b.brick element c.truss element d.axisymmetric element

Last Answer : c.truss element

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 : 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 : An area on a display device to which a window is mapped is called a…………. a.Window b.Viewpoint c.Pixel d.None of the above

Last Answer : b.Viewpoint

Description : If the scaling factors values sx and sy are assigned to the same value then……… a.Uniform rotation is produced b.Uniform scaling is produced c.Scaling cannot be done d.Scaling can be done or cannot be done

Last Answer : b.Uniform scaling is produced

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 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 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

Last Answer : b.increase in the number of vertices

Description : Coordinate of â- ABCD is WCS are: lowermost corner A(2,2) & diagonal corner are C(8,6). W.r.t MCS. The coordinates of origin of WCS system are (5,4). If the axes of WCS are at 600 in CCW w.r.t. the axes of MCS. Find new ... in MCS. a.(4.268, 6.732) b.(5.268, 6.732) c.(4.268, 4.732) d.(6.268, 4.732)

Last Answer : a.(4.268, 6.732)

Description : How many edges and vertices are there for an octahedron which is a polyhedron with eight congruent triangular faces?

Last Answer : Need answer

Description : What shape has 0 vertices 2 edges 2 faces and 1 curved surface?

Last Answer : Feel Free to Answer

Description : What shape has 2 flat faces 1 curved face 2 edges 0 vertices?

Last Answer : A cylinder would fit the given description

Description : What has 5 faces, 8 edges,5 vertices?

Last Answer : triangular prism

Description : The general homogeneous coordinate representation can also be written as a.(h.x, h.y, h.z) b.(h.x, h.y, h) c.(x, y, h.z) d.(x,y,z)

Last Answer : b.(h.x, h.y, h)

Description : Which rule implement for axes Nomenclature? a.Left-hand rule b.Right-Hand Rule c.Thumb Rule d.None of the above

Last Answer : b.Right-Hand Rule

Description : Coulomb friction is a.Friction between solids and liquids b.Friction between electrically charged bodies c.Friction between lubricated surface d.Friction between dry surfaces e.Friction between bodies having relative motion

Last Answer : d. Friction between dry surfaces