Description : Which of the following is not a method for calculation of the stiffness matrix? a.The minimum potential energy principle b.Galerkin's principle c.Weighted residual method d.Inverse matrix method
Last Answer : d.Inverse matrix method
Description : The determinant of an element stiffness matrix is always a.3 b.2 c.1 d.
Last Answer : d.0
Description : For 1-D bar elements if the structure is having 3 nodes then the stiffness matrix formed ishaving an order of a.2*2 b.3*3 c.4*4 d.6*6
Last Answer : b.3*3
Description : Stiffness matrix depends on a.material b.geometry c.both material and geometry d.none of the above
Last Answer : c.both material and geometry
Description : On gathering stiffness and loads, the system of equations is given by a.KQ=F b.KQ≠F c.K=QF d.K≠QF
Last Answer : a.KQ=F
Description : Which of the following is true about Stiffness matrix a. Diagonal matrix b. Symmetric matrix c. Positive Definite d. All of the above
Last Answer : d. All of the above
Description : Axis-Symmetric element is Element a.1D b.2D c.3D d.4D
Last Answer : b.2D
Description : From below, choose the condition for the axisymmetric element. a.Symmetric about axis b.Boundary conditions are symmetric about an axis c.Loading conditions are symmetric about an axis d.All the above
Last Answer : d.All the above
Description : In penalty approach, rigid support is considered as a spring having stiffness. a.zero b.very small c.very large d.infinite
Last Answer : d.infinite
Description : If the body is in a state of equilibrium then the energy is minimum. This statement isconsidered in . a.inverse matrix method b.weighted residual method c.Galerkin’s principle d.the minimum potential energy principle
Last Answer : d.the minimum potential energy principle
Description : How many minimum numbers of zeros are there in ‘3 x 3’ triangular matrix? a.4 b.3 c.5 d.6
Last Answer : b.3
Description : Transpose of a column matrix is a.Zero matrix b.Identity matrix c.Row matrix d.Diagonal matrix
Last Answer : c.Row matrix
Description : If a ‘3 x 3’ matrix shears in Y direction, how many elements of it are ‘0’? a.2 b.3 c.6 d.5
Last Answer : d.5
Description : If a ‘3 x 3’ matrix shears in X direction, how many elements of it are ‘1’? a.2 b.3 c.6 d.5
Description : What is the determinant of the pure reflection matrix? a.1 b.0 c.-1 d.2
Last Answer : c.-1
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
Last Answer : a.P’=P+T
Description : Which co-ordinates allow common vector operations such as translation, rotation,scaling and perspective projection to be represented as a matrix by which the vector is multiplied? a.vector co-ordinates b.3D co-ordinates c.affine co-ordinates d.homogenous co-ordinates
Last Answer : d.homogenous co-ordinates
Description : We can combine the multiplicative and translational terms for 2D into a singlematrix representation by expanding a.2 x 2 matrix into 4x4 matrix b.2 x 2 matrix into 3 x 3 c.3 x 3 matrix into 2 x 2 d.Only c
Last Answer : b.2 x 2 matrix into 3 x 3
Description : What is the use of homogeneous coordinates and matrix representation? a.To treat all 3 transformations in a consistent way b.To scale c.To rotate d.To shear the object
Last Answer : a.To treat all 3 transformations in a consistent way
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 : 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 matrix representation for translation in homogeneous coordinates is a.User Coordinate System b.World Coordinate System c.Screen Coordinate System d.None of the above
Last Answer : b.World Coordinate System
Description : Incremental dimension in circular interpolation in X-axis is denoted by a.J b.I c.K d.None of the above
Last Answer : b.I
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 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 : For Q 45, Tangent vector for line L2 a.i+4j-k b.2i+4j+k c.i-4j-2k d.i+4j+2k
Last Answer : d.i+4j+2k
Description : A 45-year-old surgeon has developed symmetric early morning stiffness in her hands. She wishes to take a nonsteroidal anti-inflammatory drug to relieve these symptoms and wants to avoid gastrointestinal side ... appropriate? (a) Aspirin (b) Celecoxib (c) Ibuprofen (d) Indomethacin (e) Piroxicam
Last Answer : Ans: B
Description : The mass, stiffness, and damping matrices of a two-degree-of-freedom system are symmetric.
Last Answer : True
Description : Which one of the following statements is TRUE? a.Teach pendant is used for lead-through teaching. b.Teach pendant is used for manual teaching. c.Teach pendant is used for off-line teaching of robots. d.Teach pendant is not used in robot teaching.
Last Answer : b.Teach pendant is used for manual teaching.
Description : The technology is defined as the sophistication of a plant ,any equipment or any machine etc a.TRUE b.FALSE c.D d.
Last Answer : b.FALSE
Description : If the production is done according to change in various product design easily then suchmanufacturing system is called as flexible system. a.TRUE b.FALSE c.D d.
Description : Cellular manufacturing is not a application of thought of group technology. a.TRUE b.FALSE c.D d.
Last Answer : a.TRUE
Description : The technology is defined as the sophistication of a plant ,any equipment or anymachine etc a.TRUE b.FALSE c. d.
Description : The time duration of useful life of any product is known as a product's life cycle. a.TRUE b.FALSE c. d.
Description : The technology life cycle concerned with the time and cost of developing the technology a.TRUE b.FALSE c. d.
Description : Explicit support structures are not required in Selective Laser Sintering (SLS). a.TRUE b.FALSE c. d.
Description : In Selective Laser Sintering, laser light is also being used. a.TRUE b.FALSE c. d.
Description : Machining is never used for rapid prototyping because it takes too long. a.TRUE b.FALSE c. d.
Description : An absolute NC system is one in which all position coordinates are referred to one fixedorigin called the zero point. a.TRUE b.FALSE c. d.
Description : For CNC machining skilled part programmers are needed. a.TRUE b.FALSE c. d.
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 : For Q 45, Lines are perpendicular? a.TRUE b.FALSE c.D d.
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 : Co-ordinates are ranging according to the screen resolution. a.TRUE b.FALSE c. d.
Description : Panning is a technique in which users can change the size of the area to beviewed in order to see more detail or less detail. a.TRUE b.FALSE c. d.
Description : The process of mapping a world window in World Coordinates to the Viewportis called Viewing transformation. a.TRUE b.FALSE c. d.
Description : Reversing the order in which a sequence of transformations is performed may affect thetransformed position of an object. a.TRUE b.FALSE c. d.
Description : Two successive translations are commutative. a.TRUE b.FALSE c. d.
Description : Shearing and reflection are types of translation. a.TRUE b.FALSE c. d.
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