Baldeo Persaud NT1310 Unit 9 Exercise 1 Light Source and Components-Definitions 1. Forward Biased LED: A bias voltage that is applied to a pn-junction in the direction that causes a large current flow; used in some semiconductor diode circuits. 2. Incoherent Light: Light in which the electric and magnetic fields of photons are completely random in orientation. Incoherent light is typically emitted from light bulbs and LEDs. 3. Laser: Acronym for light amplification by stimulated emission of radiation
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desperately needs 1 of your backhoes. You tell Brooker you would be willing to let him have the backhoe if you are still able to complete your project in 11 months. Develop a resource schedule in the loading chart that follows to see if it is possible to complete the project in 11 months with only 2 backhoes. Be sure to record the order in which you schedule the activities using scheduling heuristics. Activities 5 and 6 require 2 backhoes‚ while activities 1‚ 2‚ 3 and 4 require 1 backhoe. No splitting
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8/20/14 BIO 1165 Chapter 25 Read 3.5 Multiple Choice 1. The lowest blood concentration of nitrogenous waste occurs in renal vein. 2. The glomerular capillaries differ from other capillary networks in the body because they are derived from and drain into arterioles. 3. Damage to the renal medulla would interfere first with the functioning of the collecting ducts. 4. Which is reabsorbed by the proximal convoluted tubule cells?Na+‚K+‚ amino acids. 5. Glucose is
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1. Why do flowers have such a pleasant scent? What would be the practical reason? The practical reason for flowers having such a pleasant scent is to attract birds and insects such as bees. By attracting them to the flower‚ the bird or insect will be more likely to spread the pollen of the flower around‚ allowing for reproduction of that flower. 2. What is the reason behind evolutionary adaptation of flowers into bright colors? The reason behind the evolutionary adaptation of flowers
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Business Brief “Pacific Décor‚ Inc.‚ designs‚ manufactures‚ and sells contemporary wood furniture” (Horngren‚ Datar & Rajan‚ 2012‚ p. 465). One of their designers‚ Ling Li‚ has been working on a dining room table design and the product development manager‚ Jose Alvarez‚ likes the new design. However‚ Alvarez wants to make sure the dining room table is priced right. Analysis The company wants to sell the tables at $2‚000 each with the operating income being 10% of revenue. With the current
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Rolihlahla Mandela was born in Mvezo‚ Transkei‚ on July 18‚ 1918‚ to Nonqaphi Nosekeni and Nkosi Mphakanyiswa Gadla Mandela. His father died when he was 12 and he became a ward of the Thembu Regent Jongintaba Dalindyebo where he heard stories of his ancestor’s valour. At primary school in Qunu his teacher Miss Mdingane gave him the name Nelson‚ in accordance with the custom to give all school children “Christian” names. His university studies were cut short when he was expelled for joining
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Nelson Mandela Nelson Mandela started his life at the date 18 July 1918‚ as a little boy that grew up in a little village named Mvezo‚ located in South Africa. This little boy was a smart boy that was living with his twelve siblings‚ his family and he was a part of the “higher” rank in the rank system in South Africa. Nelson Mandela was actually born and named “Rolihlahla” Mandela‚ which simply means troublemaker‚ but at the first day at school his name got replaced to a more English name‚ because
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Exercise 1: Dissolved oxygen is oxygen that is trapped in a fluid‚ such as water. Since virtually every living organism requires oxygen to survive‚ it is a necessary component of water systems such as streams‚ lakes and rivers in order to support aquatic life. The dissolved oxygen is measure in units of ppm—or parts per million. Examine the data in Table 2 showing the amount of dissolved oxygen present and the number of fish observed in the body of water the sample was taken from; finally‚ answer
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Exercise 8: Chemical and Physical Processes of Digestion: Activity 1: Assessing Starch Digestion by Salivary Amylase Lab Report Pre-lab Quiz Results You scored 0% by answering 0 out of 6 questions correctly. 1. The substrate for amylase is Correct answer: e. starch and carbohydrate. You have not answered this question. 2. Which of the following is true of enzymes? Correct answer: c. Their activity can be affected by temperature and pH. You have not answered this question. 3. The reagent IKI tests
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1. (10 points) Write out your pre-lab prediction‚ including what evidence or previous knowledge you have to support that prediction. --Answer below: Things "rising" and "setting" give the appearance of something rising or setting. In reality objects like the Sun or Moon aren’t physically rising from the horizon. Most of the motions we see in the sky are caused by the Earth’s motion‚ both its rotation and orbital motion. So all of the "motions" described below are really apparent motions and not
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