3. If Eha-115 GPa, E-1GPa and Eb-19.9 GPa what must the value of β be if...
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a) Calculate the modulus of a cross-ply HS-carbon/epoxy laminate. Longitudinal fibre modulus (En)-230 GPa; transverse fibre modulus (E122)-20 GPa; matrix modulus (En)-3 GPa; fibre volume fraction (V) : 60%. [5 marks] b)(1) Explain the difference in failure of a single fibre in air and a single fibre embedded [5 marks] in a matrix. (2) How can a test that involves the fracture...
Problem #1 A cylindrical rod of copper (E 110 GPa) having a yield strength of 240 MPa is to be subjected to a load of 6660 N. If the length of the rod is 380 mm, what must the diameter be to allow an elongation of 0.50 mm? A cylindrical specimen of some alloy 8 mm in diameter is stressed elastically in tension. A force of 15,700 N produces a reduction in the specimen diameter of 5 10-3 mm. Compute...
What is the value of GPA when grade is 'B' in the following code segment? int GPA=0; switch (grade) { case 'A': case 'a': GPA = GPA + 1; case 'B': case 'b': GPA = GPA + 1; case 'C': case 'c': GPA = GPA + 1; case 'D': case 'd': GPA = GPA + 1; } 4 3 2 1 None of the above #2. Branching - switch statements... Extra info/hint? It's free What is the value of GPA when...
Q3: According to your textbook, what is the coefficient of viscosity for water at 100°C? Give your answer in terms of Pa·s. Q4: A tensile test uses a test specimen that has a gage length of 50 mm and an area = 211 mm2. During the test, the specimen yields under a load of 95,191 N. The corresponding gage length = 50.24 mm - this is at the 0.2 percent yield point. The maximum load of 160,342 N is reached...
make that sells for par value. What is the maturity on th A. The bond must mature in 1 year B. The band could have any maturity date. C. The bond must mature in 5 years. D. The bond must mature in 10 years. E. None of these are correct. 7. You want to buy a new sports coupe for $84,600, and the finance office at the dealership has quoted you a 7.1 APR loan for 48 months to buy...
3. Power transmission is an important engineering application and relies on the integrity of the shaft designs. Assume a solid, circular steel shaft with a uniform diameter d 50 mm and a total length I3 m. At its midpoint, a belt passes over a pulley and delivers 50 kW power to the shaft. This power is used to drive two machines at either end of the shaft. Machine 1 consumes P1 20 kW and machine 2 uses P230 KW. The...
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1. At 1000 K, the Ky value is 19.9 for the reaction: Fe2O3(s) + 3 CO (8) - 2 Fe (s) + 3 CO2(g). What are the equilibrium pressures of CO and CO2 if 10 grams of iron (III) oxide and a 0.978 atm initial partial pressure of CO are placed in a flask? a. Write the equilibrium expression, Kp, for the balanced chemical reaction: b. Determine the initial concentrations/pressure of each species present: Fe2O3(s) + 3...
Test the claim that the mean GPA of night students is significantly different than 3 at the 0.1 significance level. The null and alternative hypothesis would be: a. H0:μ≤3H0:μ≤3 H1:μ>3H1:μ>3 b. H0:μ=3H0:μ=3 H1:μ≠3H1:μ≠3 c. H0:p≤0.75H0:p≤0.75 H1:p>0.75H1:p>0.75 d. H0:μ≥3H0:μ≥3 H1:μ<3H1:μ<3 e. H0:p≥0.75H0:p≥0.75 H1:p<0.75H1:p<0.75 f. H0:p=0.75H0:p=0.75 H1:p≠0.75H1:p≠0.75 The test is: two-tailed right-tailed left-tailed Based on a sample of 40 people, the sample mean GPA was 3.01 with a standard deviation of 0.05 The test statistic is: (to 2 decimals) The p-value is: (to 2...
Need help on number 19 Thanks.
d) Theta -e) Vega 18) Consider the following information regarding a DEF Call option. Strike price: $115; Current stock price: $112; Continuously compounded riskfree rate: 0 %; Time to expiration: 3 months; Standard deviation of DEF stock: 0.3074; N(D1): 0.4621; N(D2): 0.4017; ABC Beta 1.35; Ln 112/115 -0.0264; Ln 115/112 0.0624; Ln 115/115 0; e^ RT=1.0. Assume you calculate -0.0951 as the value of Di. What is the value of D, for the Black-Scholes...
2. Suppose f(x) = g(3+3), and f'(x) = 13. What is the value of g(e)? (Hint: you might want to think about a possible formula for g.) You must show your work and explain your reasoning.