Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Winter 7th Sem 2174007 Computer Aided Structural Ananysis And Design Previous Question Paper
Seat No.: ________
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER?VII (NEW) EXAMINATION ? WINTER 2020
Subject Code:2174007 Date:30/01/2021
Subject Name: Computer Aided Structural Ananysis and Design
Time:10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
1. Attempt any FOUR questions out of EIGHT questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
MARKS
Q.1 (a) Explain any two of the following: (i) Static and kinematic indeterminacy
03
(ii) Member flexibility matrix (iii) Principle of superposition
(b) Explain role of transformation matrix in structural analysis
04
(c) Write a note on "Importance of Matrix Algebra in Matrix Methods of
07
Structural Analysis".
Q.2 (a) Discuss on "Contra gradient Principle".
03
(b) Briefly explain flexibility method of analysis.
04
(c) Explain properties & special characteristics of stiffness matrix of a
07
structure.
Q.3
Analyze the continuous beam shown Figure. Assume that the supports are
14
unyielding. Assume that EI is constant for all members, using Stiffness Method.
Q.4 (a) Derive load vector and displacement matrix for simply supported beam
07
subjected to w kN/m uniformly distributed load long entire span of L.
(b) Explain local and global stiffness matrix for a simple truss member with
07
example.
Q.5
A truss of span 7.5 m carries a point load of 1 kN at joint D as shown in
14
figure. Find the reactions and forces in the members of the truss, using
Stiffness Method.
Page 1 of 2
Q.6 (a) Write short note on "Static condensation of stiffness matrix".
07
(b) Write short note on "Sub Structuring of stiffness matrix".
07
Q.7
Enumerate generalized steps involved for analysis and design of building
14
in commercial software packages and explain them in brief.
Q.8
Consider a two bay two storey frame is to be analyzed by computer
programme of stiffness matrix method
(a) Prepare flow chart for the programme & state input required.
07
(b) How will you input support conditions of the structure?
07
***********
Page 2 of 2
This post was last modified on 04 March 2021