Seat No.: Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
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BE - SEMESTER- V(OLD) EXAMINATION - SUMMER 2019Subject Code:150605 Date:06/06/2019
Subject Name:Structural Analysis - 11
Time:02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
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- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
Q-1 (a) Derive an expression for S.F. and B.M. at support for a circular beam supported symmetrically. [7]
(b) Derive an expression for Meridional thrust and Hoop force for a conical dome. [7]
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Q-2 (a) Differentiate between stiffness method and flexibility method. [7]
(b) Explain the concept of plastic analysis and design. [7]
OR
(b) Distinguish between elastic section modulus and plastic section modulus. [7]
Q-3 (a) Formulate flexibility matrix for a cantilever-beam shown in fig-1. [7]
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(b) Find the value of Rp in fig-2. Using by flexibility method. [7]
OR
Q-3 (a) Formulate Stiffness matrix for-a cantilever beam shown in fig-1. [7]
(b) Generate stiffness matrix for a beam shown in fig-3. [7]
Q-4 (a) A spherical dome, span 10m and rise 2m, has a shell which is 120mm thick. The wind load on the dome is estimated to the equivalent to 1.2 kN/m². Estimate stresses in the dome. [7]
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(b) Derive an expression for meridional thrust and hoop force for a spherical dome subjected to UDL. [7]
OR
Q-4 (a) A spherical dome with 20m span and 6m central rise has an opening of 4m horizontal diameter at top. If all inclusive UDL of 6 kN/m² is acting on it. Calculate the maximum value of hoop compression in top ring beam. [7]
(b) List various uses of domes and what are the loads acting on domes? [7]
Q-5 (a) For a square beam section shown in fig-4. find shape factor and fully plastic moment. Take fy=250 N/mm². [7]
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(b) Distinguish between a straight beam and a beam curved in plan. [7]
OR
Q-5 (a) Determine shape factor for the triangular section shown in fig-5. [7]
(b) Give the uses of curved beam. [7]
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This download link is referred from the post: GTU BE 2019 Summer Question Papers || Gujarat Technological University
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