II B.Tech II Semester Supplementary Examinations, November/December 2005 BIO-MECHANICS AND BIO-FLUIDS (Bio-Medical Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? 1. Derive the pressure flow relationship of a fluid, if its viscosity satisfies Casson’s equation. [16]
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2. Discuss the deformability of the red blood cell in microvessels and Hematocrit in very narrow tube. [16] 3. (a) Explain the viscoelastic nature of any two bio-viscoelastic fluids.
(b) Derive the expressions for stress-relaxation and creep of voigt’s model. 4. Write short note on: (a) Hooke’s law
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(b) Newtonian and Non-Newtonaian fluids.
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(c) Constitutive equations.
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5. Enumerate the mechanical properties of blood capillaries in detail. 6. (a) What is airway resistance? Give the physics of lung diseases?
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(b) How does P.V. curve of lung explain the interaction between blood and lungs? hfill[8]
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7. What do you mean by soft tissue? Explain the terms viscoelasticity and pseudoelasticity critically? Elaborate your answer how pseudoelasticity and visco elasticity influence the properties and functions of skin ligaments? [16] 8. (a) Enumerate various mechanical and diffusion properties of cartilage with examples? [8]
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(b) Write briefly about “lubrication” of joints? ?????
NR221105 II B.Tech II Semester Supplementary Examinations ...
8. (a) Enumerate various mechanical and diffusion properties of cartilage with ex- · amples? [8] · (b) Write briefly about âlubricationâ of joints? [8] · *****. 1 of 1.
Explain load bearing properties of articular cartilage in synovial joints. [16] · 8. Describe the function of ligaments and tendons in normal locomotion. [8+8] · *****.
(a) Job order production and batch production system. (b) Mass production and flow production. [4+4+4+4] · 7. DefineâCritical pathâ, âslack timeâand âDummy ...
(b) One bag contains 4 White balls and 3 black balls and a second bag contains 3 ... [8+8] · 3. (a) The amount of bread ( in hundreds of pounds) X that a certain ...
(c) Explain sign conventions of heat and work in thermodynamics. [5+5+6] · 3. (a) State and explain second law of thermodynamics. (b) Define and explain ...
b=4.318 cm is fed by a 4 GHz carrier from a coaxial cable. Determine if a · TE10 mode will be propagated. If so calculate the phase velocity and group · velocity.
(c) An amplifier with voltage gain of 60 decibels uses 0.05 of its output voltage in · negative feedback. Calculate the gain of the feedback amplifier. [6+6+4].
Determine the length of the wire needed if the diameter · of the wire is 0.25 mm. Assuming that the temperature coefficient of resis- · tance of the wire is constant, ...
(b) Draw the block schematic of 4x1 MUX and give its truth table. [6] · 6. (a) Design a full adder with minimum number of NAND gates. [8] · (b) Draw the logic ...
(b) Explain the basic principle of the instrument used for Condition monitoring · of any process. [8+8] · 2. (a) Compare and construct the functioning of rupture ...
What is the theory of lubrication? Explain how surface tension plays a role in the · performance of lubricating oils and hydraulic fluids? What is surface tension ...
(b) Distinguish between deterministic test pattern generation and probabilistic ... circuit by inserting addition control logic to the following function, obtain the.
(b) What is the purpose of providing âbondsâ in brick work. With the help of · neat sketches illustrate âEnglish bondâ. [8+8] · 2. (a) What is a âdamp-proof courseâ?
A silica brick layer on inside is laid to 150mm thickness and a · magnesia brick of 200mm thickness on outside. The inside and outside wall · surfaces are at 650 ...
(b) The following observations are related to a closed compass traverse ABCD. Find out the stations which suffer local attraction and give the values of the.
2. Explain the following: · (a) Reynolds number · (b) Nusselt number · (c) log mean temperature differene. (d) importance of heat transfer in furnace technology.
starter, (iii) Auto transformer starter limiting the supply line starting current to · twice the full-load value. Find the auto-transformer tapping in this case. - - -.
(a) Apply the Bresenham's algorithm to turn up pixels along the line segment determined by points (5,7) and (12,11). (b) Give parametric equation of a line ...
NR. (b) Calculate the density of naphthalene decahydride (C10H18) from its refractive index value of 1.4804 at 18 oC. [10+6] · 8. (a) Explain how the depression ...
diagrams. Show that the entropy change during the cycle is zero ... if the small amounts of argon and carbon oxide present in the mixture are · neglected.