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billy watkins

billy w.

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Question 1: The cylindrical tank with hemispherical ends shown in Figure 1 below contains a volatile liquid and its vapor. The liquid density is \( 800 \mathrm{~kg} / \mathrm{m}^{3} \), and its vapor density is negligible. With the pressure release valve closed, the pressure of the vapor in the tank is \( 151 \mathrm{kPa} \) abs at equilibrium. Determine: a. The gauge pressure reading on the pressure gauge. (5 marks) b. The height, \( \mathrm{h} \), of the mercury manometer. (10 marks) c. The height, \( h^{\prime} \), of the manometer if the vapor is released to atmosphere with the pressure release valve opened. (5 marks) Figure 1

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Question 14 The marginal revenue from hiring an additional worker is known as: the marginal revenue product. the labor marginal product. marginal worker revenue. the labor marginal revenue.

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Congress passed a law imposing penalties for displaying indecent material online where children could see it if the US Supreme Court subsequently rules that the statue conflicts with the First Amendment of the United States Constitution the statue is void

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c) What is the smallest number of names you would have to submit to be at least 96% sure that at least two addresses will be found? (Enter y names

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9 On January 1, 20xx, Sunshine Corporation had 40,000 shares of $10 par value common stock issued and outstanding. All 40,000 shares had been issued in a prior period at $20.00 per share. On February 1, 20xx, Sunshine purchased 2,000 shares of treasury stock for $23 per share and later sold the treasury shares for $21 per share on March 1, 20xxx. The journal entry to record the purchase of the treasury shares on February 1, 20xx, would include a a. credit to Treasury Stock for $46,000. b. dehit to Treasury Stock for $46,000. c. dehit to a loss account for $6,000 d. credit to a gain account for $6,000. 10. For the year that just ended, a company reports net income of $2,200,000. There are 750,000 shares authorized, 700,000 shares issued, and 600,000 shares of common stock outstanding. What is the earnings per share? a. $4.40. b. $3.14 c. $4.57. d. $3.67 11. On January 1, 2020, the Baker Corporation issued 10% bonds with a face value of $50,000. The bonds are sold for $46,000. The bonds pay interest semiannually on June 30 and December 31 and the maturity date is December 31, 2024. Baker records straight-line amortization of the bond discount. The bond interest expense for the year ended December 31, 2020, is: a. $4,000. b. $4,200. c. $5,400. d. $5,800. 12. On January 1, 2020, $1,000,000, 5-year, 10% bonds were issued for $960,000. Interest is paid semiannually on January 1 and July 1. If the issuing corporation uses the straight-line method to amortize discount on bonds payable, the semiannual amortization amount is: a. $8.000. b. $6,000. c. $4,000. d. $5,000. Page 3

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Problems 1 & 2 (10 pts each): Textbook 5.3, 5.4 Problem 3 (20 pts). Find the transfer function $I(s)/E_{in}(s)$ for the block diagram shown in Figure 1. Source voltage $e_{in}(t)$ + i $\frac{1}{L}$ $\frac{1}{s}$ R e_o Integrator Resistor voltage, $e_o = RI$ Figure 1.

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Q4. A unit feedback system is shown in Figure 4 (a). a. Bode plot of the system OLTF is provided in Figure 4 (b) by assuming k=1. Find the value of gain k, to yield a closed-loop response with 10% overshoot when the system is under a step input. b. Use Nyquist Criterion to check the system stability at the k value calculated from part (a), and determine the range of k that can make the system response stable. ? k 1 4 s+2 s² + 3s +5 Figure 4 (a) Bode Diagram Gm = 21 dB (at 3.32 rad/s), Pm = Inf Magnitude (dB) 0 -20 -40 -60 -80 -100 Phase (deg) 0 -90 -180 -270 10?¹ 10? 10¹ 10² Frequency (rad/s) Figure 4 (b)

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This graph is the same with the previous page's graph. The PS before the tax is a. 40 b. 140 c. 70 d. 80 44. In the graph above, the tax per unit is a. $1.5 b. $2 c. $3.5 d. $5 45. In the graph above, the new price that buyers have to pay under the tax is a. $3.5; and the new equilibrium quantity is 40 units b. $3; and the new equilibrium quantity is 30 units c. $5; and the new equilibrium quantity is 30 units d. $5.5; and the new equilibrium quantity is 40 units 46. In the graph above, for every single unit that consumers buy, the tax burden that they have to bear is a. $5.5 b. $5 c. $2 d. $1.5

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Chris seems always to see the negative even in positive situations. For example, a recent promotion at work, although a good thing, caused Chris to worry about the increased possibility of failure at work. What would Beck call this tendency to focus on negatives? a) Overgeneralization b) Dissociating c) Arbitrary inference d) Splitting

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21 Write each of the following numerical expressions in the form of an algebraic sum and perform: a) (-23) - (+61) - (-2) - (+5) + (+12) + (-41)

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