Numerade

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1. a. List the five standard Programmable Logic Controller (PLC) languages as defined by the International Standard for Programmable Controller and give a brief description of each. (15 Marks) b. Write the Boolean expression and draw the gate logic diagram and typical PLC ladder logic diagram for a control system wherein a fan is to run only when all of the following conditions are met: • Input A is OFF • Input B is ON or input C is ON, or both B and C are ON • Inputs D and E are both ON • One or more of inputs F, G, or H are ON (10 Marks)

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As late as 1774 and 1775, how did most English colonists view their relationship with the king? Most colonists still saw themselves as loyal subjects of the king. Most colonists believed the king was incompetent and lazy. Most colonists believed King George III should be replaced with a new king. Most colonists had already called for independence from the king.

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Which is true about umbilical cord vessels? 1. There are arteries for transporting oxygenated blood to the fetus 2. There is 1 artery for returning deoxygenayed blood and waste products to the placenta 3. There is 1 artery for transporting oxygenated blood to the fetus 4. There are 2 arteries for returning deoxygenated blood and waste products to the Placenta.

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A proton is traveling 31 degrees with respect to the direction of a magnetic field

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(11) Show that the $ x^{2}-4 x+y^{2}+12 y=9 $ represents a circle, and find its center and radius. $ (a, b) $ and $ r $. Sketch the circle from the previous problem, and label its center and four points on the circle along withtheir coordinates.

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All accounts on the balance sheet are ________. Question content area bottom Part 1 A. income statement accounts B. nominal accounts C. temporary accounts D. permanent accounts

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If your computer at home is connected to the internet, you may be vulnerable to A) identity theft B) network attacks C) identity theft and network attacks

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Texts: 8. Calculate the number of moles of NaOH that reacted in the titration using the average titration volume and the molarity of the NaOH. Number of moles = 2.355 x 10^-3 No H₂X + 2NaOH = Nax + 2H₂O 2.355 x 10 1.1775 x 10^-3 /2 marks 9. Write the reaction equation for the unknown diprotic acid and NaOH. H₂X + 2NaOH → Nax + 2H₂O /2 marks 10. Using the number of moles of NaOH and the equation above, calculate the number of moles of unknown acid present in 25.00 mL. 12 marks 11. Determine the number of moles of acid in the weighed acid sample (i.e., 250.00 mL flask). /1 mark

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QUESTION 1 Social dominance orientation is associated with greater sensitivity to ________ whereas right-wing-authoritarianism is associated with greater sensitivity to ________. A. realistic threat; symbolic threat B. deviance; hierarchy C. symbolic threat; realistic threat D. Both (A) and (B) are correct QUESTION 2 Devi and Paxton met on a dating app. They find each other sexually attractive. They meet up only for sex every now and then, but neither wants to start a relationship. According to Sternberg's Triangular theory, their "love" is best described as: A. fatuous love B. companionate love C. empty love D. infatuation

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7.26. If $\lambda \neq 0$, determine the voltage gain of the stages shown in Fig. 7.57. 7.15. For the circuit shown in Fig. 7.48, $(W/L)_1 = 4/0.15$, $(W/L)_2 = 10/0.2$, $\lambda_1 =$ $0.1 V^{-1}$ and $\lambda_2 = 0.12 V^{-1}$, determine the inversion point $V_{in} (=V_B)$ for $V_x = 0.8 V.$

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oscar c.