GTU BE 7th Semester 170301 Biomechanics Summer 2018 Question Paper

1
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE ? 7 SEMESTER? ? EXAMINATION ? SUMMER 2018
Subject Code:170301 Date: 08-05-2018
Subject Name: Biomechanics
Time: 02:30 pm to 05:00 pm Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) Define Biomechanics. What are the different techniques used for Analysis of
motion?
07
(b) Define Newtonian and Non-Newtonian fluid. Blood is Newtonian or Non-
Newtonian fluid? Give proper justification.
07

Q.2 (a) Explain the importance of blood rheology in detail. 07
(b) Explain muscular movements and muscular efficiency with proper equations. 07
OR
(b) Draw and explain Joint moments & Power during locomotion. 07

Q.3 (a) Draw and explain the GAIT postures during human walking. 07
(b) Explain the heat transfer by respiration system in detail. 07
OR
Q.3 (a) Define Laminar flow and turbulence flow. Draw and explain electrical model of
blood flow mechanics.
07
(b) Explain the fluid mechanics of cochlea. 07

Q.4 (a) Define Vorticity and Viscoelasticity of fluid. Explain their importance in fluid
mechanics.
07
(b) Explain the mechanical events in cardiac cycle and its correlation with
electrical events.
07
OR
Q.4 (a) Draw and explain types of forces acting on body. Explain inertia and the
contact forces acting along the mass inertia.
07
(b) Explain the structure and mechanism of mitral valve. 07

Q.5 (a) Describe the material properties of Tendon and Ligament. 07
(b) Explain the application of electrogoniometry for GAIT analysis. 07
OR
Q.5 (a) Describe the material properties of cartilage. 07
(b) Explain the mechanism of control of blood pressure. 07
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