mguniversity.edu M.Tech Mechanical Engineering Question Paper Model : Mahatma Gandhi University

Name of the University : Mahatma Gandhi University
Degree : M.Tech
Document Type : Sample Question Paper
Name of the Subject : Mechanical Engineering

Website : mguniversity.edu
Download Finite Element Question Paper : https://www.pdfquestion.in/uploads/7574-FINITEELEMENT.docx
Download Computer Integrated Question Paper : https://www.pdfquestion.in/uploads/7574-ComputerIntegrated.docx

Mechanical Engineering Model Paper :

Finite Element Method :
Answer all Questions :
1)(a)With a suitable example explain the general procedure for obtaining solution of a continuum problem using finite element method. (15 marks)
(b)Write a brief note on the history of FEM

Related : Indian Statistical Institute M.TECH CS ISI Admission Test Sample Questions Paper : www.pdfquestion.in/11346.html

OR
2)(a)Make a comparison between FDM and FEM
(b)Explain the various types of elements used in FEM
3) For the assembly given below find the element stifness matrix and the global stifness matrix ,nodal displacements and force in each element.
Assume K1 =1000N/mm, k2 = 2k1, K3 = 3K1, K4 = 4K1, K5=5, K1K6 =6K1 , P = 10000N
4) For the beam loaded as shown , determine (a) the global stifness natrix, (b) the vertical displacement at the right end,(c) the nodal rotations, (d)nodal reactions, (e) forces in shear elements
5)Consider the different equation + 600 = 0 ; 0 = x = 1 with the boundary conditions Find the solution to problem using galerkin method and trial solution is rotating at constant angular velocity 32rad/s. determine the axial stress distribution in the rod using 2 quadratic elemnts. Consider only the centrifugal force,ignore the bending of the rod. Assume A= 100mm2 , E= 210 Gpa, density = 7800Kg/m3 (25 marks)
OR
6)(a)Derive the mass metrix for a CST element
(b)With suitable example, explain any to weighted residual methods
7)(a)Derive the mass matrix for an axisymmetric triangular element.
(b)Two steel plates of size 100mm X 50mm X 3mm are but welded. Explain the steps involved in analyzing the temperature distribution in the plate using finite element package
OR
8)(a)Explain the terms (a) Mesh generation (b) Node number generation. (c) Element assembly. (d) Post processing
(b)Temperature distribution during orthogonal turning is to be analyzed using a finite element package. Explain the steps involved.

Computer Integrated Manufacturing :
Answer All the Questions :
1.a) Comment on the co-relation between CAD/CAM/CIM.
b) Define CAD/CAM tools based on their constituents.
c) Explain DDA algorithm.
d) Explain the basic geometric transformations both in 2D & 3D .
OR
2.a) Classify CAD/CAM system based on host computer .
b) List the various standards functioning at the various levels of graphics system.
c) What are the various available software modules in CAD/CAM?
d) Explain Bresenham’s line drawing algorithm.
3.a) List the various modeling techniques used in CAD.
b) Explain briefly about the characteristics of Bezier curves.
c) Explain the various surface manipulation techniques.
d) Explain constructive solid geometric modeling technique.
OR
4. a) Discuss the parametric representation of curves.
b) What are the various entities used in surface modeling technique in CAD.
c) Explain the mathematical representation of hermite cubic spline curves.
d) Explain boundary representation scheme to create the solid models in CAD.
5. a) List the types of CNC machine tools.
b) What are the main classifications of cutting tools for CNC machines.
c) What are the various types of drive systems employed in CNC machines?
d) Write a part program for the following component on a CNC lathe. Assume necessary data.

Disaster Management Question Bank :
Application Of Technology In Disaster Risk Reduction :
1) Explain YOKOHAMA declaration.
1.Disaster prevention
2.Mitigation
3.Prepardness

2) How comprehensive emergency management is viewed.
1. 2 P`s —-Prevention & Prepardness
2. 2 R`s —-Response &Recovery

3) Give the objectives of database
The objective is to limit the human material and economic cost of an emergency or disaster and this is achieved through a range of strategies from hazard management and prevention to speedy restoration of the affected community.