12 Jack is an out-of-work sculptor. He has been looking for a job for the last two years. Unable to find any, he has up his job search. Which of the following is true in this case? OHe is a discouraged worker and will not be included in the calculation of the unemployment rate. OThis is an example of structural unemployment O This is an example of frictional unemployment ?He is a part of the unemployed labor force.

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12. What is the most common magnetic nanoparticle oxide compound family? What are the variants, and why is it used more commonly than other compounds? 13. Is diffusion of solutes in nano-channels the same as in bulk solvent? Give two mechanisms that can be expected to modify the diffusion coefficient. 14. Can the chemical properties of materials change at the nanoscale? Give an example, and a plausible cause for such a change.

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12Brown Protein Powder produces a dietary supplement. The standard cost of producing one unit is: Material (1.30 pounds × $2.30)$2.99 Labor (1.20 hours × $10.00)12.00 Overhead? Standard variable overhead is $8.00 per unit, and fixed annual overhead is $100,800. At the start of 2014, expected production was 25,200 units. During 2014, 30,000 units were produced. The following information, related to actual costs incurred in 2014, is available: 1.Purchased 40,000 pounds of material for $84,400. 2.Used 39,010 pounds of material. 3.Worked 32,455 labor hours costing $371,700. 4.Actual overhead incurred was $325,600. Compute the standard overhead rate per unit. (Round answer to 2 decimal places, e.g. 15.25.)

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13.25 WACC for a firm: The Imaginary Products Co. currently has $300 million of market value debt outstanding. The 9 percent coupon bonds (semiannual pay) have a maturity of 15 years and are currently priced at $1,440.03 per bond. The firm also has an issue of 2 million preferred shares outstanding with a market price of $12.00. The preferred shares offer an annual dividend of $1.20. Imaginary also has 14 million shares of common stock outstanding with a price of $20.00 per share. The firm is expected to pay a $2.20 common dividend one year from today, and that dividend is expected to increase by 5 percent per year forever. If Imaginary is subject to a 40 percent marginal tax rate, then what is the firm’s weighted average cost of capital? Capital componentNumber outstandingCurrent price Bonds300,000 $1,440.03 Preffered stock2,000,000 $12.00 Common stock14,000,000 $20.00 Coupon rate on debt9% Coupon frequency (per year)2 Bond maturity (years)15 Preferred dividend (annual)$1.20 Expected dividend on common (D1)$2.20 Constant annual dividend growth rate (forever)5% Marginal tax rate40% Capital componentMarket ValueWeightAfter-tax costWeighted Cost (%) Bonds Preferred stock Common stock Total capital (market value) WACC

 

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13. Energy spectral density defines
a) Signal energy per unit area
b) Signal energy per unit bandwidth
c) Signal power per unit area
d) Signal power per unit bandwidth
14. Power spectrum describes distribution of _________ under frequency domain.
a) Mean
b) Variance
c) Gaussian
d) None of the mentioned
15. How can power spectral density of non periodic signal be calculated?
a) By integrating
b) By truncating
c) By converting to periodic
d) None of the mentioned

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