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With reference to given Example, select a different matrix in order to achieve a compressive strength of at least 1, 100 MP a. Assume that the standard deviation of fiber misalignment remains constant at the production value of 1.41 degrees. The fiber type and fiber volume fraction remain unchanged.
Example
Estimate the effect of misalignment on the compressive strength of a carbon- epoxy (AS4-3501) composite fabricated by hand lay-up of prepreg tape, vacuum bagged and oven cured, resulting in a fiber volume fraction Vf = 0.6. Sample A was fabricated under controlled laboratory conditions, resulting in a standard deviation of misalignment ασA = 1.0°. Sample B was fabricated under normal processing conditions, resulting in ασB = 1.7°.
What is the definetion of hydrophones and how it works? What is the definetion of MEMS and how it works?
What did you think of the different data flow diagrams levels and what they represent? How do you think they could be improved? What software did you use to draw data flow diagrams?
Q1: A first order system was assessed using a step response method and was found to have a time constant of 1.5s. a) Describe the basis for a step response
A collar that can slide on a vertical rod is subjected to the three forces shown. Determine (a) The value of the angle a for which the resultant of the three forces is horizontal,
Analyze the steps involved in preparing a cash budget and determine which steps presents the greatest number of obstacles to the greatest number of small businesses
Describe how to calculate following regional descriptors and give an example what objects could be well described by these descriptors (like average R,G,B values could be used to separate tomatoes from cucumbers in true color images): standard dev..
Determine the upstream and downstream depths in the model. What are the upstream Froude numbers in the model and the prototype?
(a) Determine the impulse response of an FIR lattice filter with parameters K1 = 0.6, K2 = 0.3, K3 = 0.5, and K4 = 0.9. (b) Sketch the direct form and lattice all-zero and all-pole filters specified by the K - parameters given in part (a).
part iusing the data provided on the webvista site in the file marked vdw.txt try to develop a mathematical equation
Determine the adequacy of the section to carry the load combination of dead and live load. Assume the ends of the beam are fully restrained.
Consider a 1400-kg car cruising at constant speed of 70 km/h. Now the car starts to pass another car, by accelerating to 110 km/h in 5 s. Determine the additional power needed to achieve this acceleration. What would your answer be if the total ma..
Plot the variation of Q11 as a function of the angle θ between 0 and 90° , using the material properties of given Exercise.- Compute the stress vector at x = y = z = 60/47 using Cauchy's law.
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