Download RGUHS (Rajiv Gandhi University of Health Sciences) BPO-Bachelor in Prosthetics and Orthotics 1st Year 2964 Applied Mechanics And Strength of Materials Rs3 Previous Question Paper
Rajiv Gandhi University of Health Sciences, Karnataka
First Year Bachelor in Prosthetics and Orthotics Degree Examination ? OCT-2019
Time: Three Hours
Max. Marks: 80 Marks
APPLIED MECHANICS AND STRENGTH OF MATERIALS - (RS3)
Q.P. CODE: 2964
(QP Contains Two Pages)
Your answers should be specific to the questions asked
Draw neat, labeled diagrams wherever necessary
ESSAYS TYPE (answer any Two)
2 x 10 = 20 Marks
1.
A steel cube block of 50 mm side is subjected to a force of 6 kN (Tension), 8 kN (Compression)
and 4 kN (Tension) along x, y and z direction respectively. Determine the change in volume of the
block. Take E as 200 GPa and m as 10/3.
2.
Find the moment of inertia about the centroidal X-X and Y-Y axes of the angle section shown in Fig
3.
A simply supported beam of span 3 m is subjected to a central load of 10 kN. Find the maximum
slope and deflection of the beam. Take I = 12 ? 106 mm4 and E = 200 GPa
SHORT ESSAYS TYPE (answer any Six)
6 X 5 = 30 Marks
4.
Define Principles of equilibrium.
5.
Define Limiting Friction. Write characteristics of Limiting Friction.
6.
Draw stress-strain diagram for mild steel subjected to tensile load and indicate the salient points.
7.
Define Principal of Superposition.
8.
An I-section has the following dimensions in mm units :
Bottom flange = 300 ? 100
Top flange = 150 ? 50
Web=300?50
Determine mathematically the position of centre of gravity of the section.
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Rajiv Gandhi University of Health Sciences, Karnataka
9.
A rectangular beam 60 mm wide and 150 mm deep is simply supported over a span of 6 m. If the
beam is subjected to central point load of 12 kN, find the maximum bending stress induced in the
beam section.
10. A circular shaft of 50 mm diameter is required to transmit torque from one shaft to another. Find
the safe torque, which the shaft can transmit, if the shear stress
is not to exceed 40 MPa.
11. State Newton's Law of Motions.
SHORT ANSWERS TYPE (answer any Ten)
10 x 3 = 30 Marks
12. State Lami's theorem.
13. State & explain Mohr's Theorem 1 & Theorem 2
14. Define Poisson's ratio.
15. Define modulus of rigidity.
16. Define Bulk Modulus.
17. Define Classifications of beams.
18. Define Bending Moment.
19. Define Lateral Strain.
20. Define coefficient of friction.
21. State and Explain sign convention for Bending moment and Shear forces in beams.
22. Define relation between Bulk modulus and Young's modulus.
23. Define units of stress and linear strain.
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This post was last modified on 23 June 2022