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kelly bennett

kelly b.

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(2.3) Determine the two square roots of the complex number $(-3-j5)$ in polar form. Question 3: 10 Marks

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Brayton cycle tutorial 2 An ideal Brayton cycles operated as depicted below with an air mass flow rate of 6 kg/s. The inlet temperature and pressure of first gas turbine is 1400°C and 20 bar, respectively. The effectiveness of the heat exchanger between stream 4 and 5 is 80%. 1. Which Brayton cycle is depicted? (1pt) 2. Determine temperatures and pressures of each state change (use table provided) (10 pts) 3. Determine the thermal efficiency of the Brayton cycle. (3 pts) 4. Determine the net-work (kJ/kg) and electrical power produced (MW) assume generator efficiency of 98%. (4 pts) 4 10 3 9 G

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30. A(n) ____ is a provision that facilitates the orderly retirement of a bond issue. a. amortization fund b. depreciation fund c. redemption fund d. conversion fund e. sinking fund

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Write a program that asks the user for an integer, representing someone's age. If the age is 18 or larger, print out “You can vote”. If the age is between 0 and 17 inclusive, print out “Too young to vote”. If the age is less than 0, print out “You are a time traveler!”. Complete this problem in lab6_p3.py.

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Question 1 1- Use the logical equivalencies to prove the logical equivalence of the following statements, $\neg(p \lor \neg q) \lor (\neg p \land \neg q) = \neg p$ Please show your work for full credit.

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Solve the following equation. Round to two decimal places if necessary. If there is more than one solution, enter them in any order. $3e^{-7x} - 8 = 15$ There are two solutions: x = or x = There is one solution: x = -1.37 There is no solution.

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Shoe The block-type hand brake shown in the figure below has a face width of 42mm and a mean coefficient of friction of 0.3. Given the actuating force of 600 N. 600N 82$^o$ 150$^o$ 150 150 Figure 1: Double block shoe (a) Determine the maximum pressure $P_\circ$ for each shoe. (b) Determine the braking torque. (c) Calculate the shearing forces at the hinge pins. Note: State your assumptions clearly. 300 200

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Each of the following statements is an attempt to show that a given series is convergent or divergent using the Comparison Test (NOT the Limit Comparison Test.) For each statement you must enter I.) 1. For all n > 2, g < 2, and the series 2 converges, so by the Comparison Test, the series ,g converges. 723 726 In(n) m2

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Using your knowledge of intermolecular forces, sort the following compounds from highest (top) to lowest (bottom) boiling point.

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3. Transform the Entity Relationship Diagram (ERD) in Figure 1 below into a relational model. Show referential integrity. Degree Specialty Phone Name EmpID Date hired Type NURSE StopDate Works_in StartDate CCLocation CARECENTER Room_no BED contains Bed Id Bed_no Address EMPLOYEE JobClass d StartDate STAFF City State Zip Email Address Birthdate TECHNICIAN techskill Is_assigned Assigned_to StopDate LABORATORY CCName Figure 1: Enhanced Entity Relationship Diagram Lab Location LabName

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