1. Air in a room is at 220C d.b. and RH = 60%. Find the following conditions from the psychrometric chart: specific volume‚ dew point‚ specific enthalpy‚ wet-bulb temperature and moisture content. 2. Outdoor air at 0 0C d.b. and 100% saturation is heated with a low-pressure hot-water battery to 30 0C d.b. Identify all the condition data for both entry and exit states. 3. Re-circulated room air at 21°C d.b.‚ 50% saturation is mixed in equal amounts with summer outdoor air at 31°C d.b.‚ 22
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Benjamin Koh Class: 4.03 Topic: ‘Challenges in life bring out the best in a person.’ Is this always true in your experience? Challenges in life are obstacles that one has to surmount‚ to overcome in order to progress and to do so usually requires a display of admirable qualities such as courage and perseverance. Does challenges in life always bring out the best or the worst in a person? This is debatable as challenges can either make or break a person. Some people may not be able to hold out
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Element 1: Workplace Hazards and Risk Control Excavation – Hazards and Control Measures: Hazards associated with work may include: · Unexpected collapse of the trench wall /cave in: Sudden collapse of the excavation walls normally happens due to the condition of soil‚ presence of water‚ vibrations due to activities in the vicinity‚ lack of support etc. Severe crush injuries can result from even relatively small collapse as soil is very heavy · Falling of persons / workers into the trench:
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Camping in the Wilderness vs. Vacationing at a Resort Every year millions of families take a family vacation to get away from reality and be able to relax. Some families like to go camping out in the wilderness‚ while others go to a fancy five-star resort. Both camping and vacationing at a resort can be fun and relaxing‚ but there are many differences of the two‚ such as‚ the amount of effort to set up and get prepared‚ the comfort level‚ and the surroundings. When camping in the wilderness‚
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English 2 Angelique Carter Argumentative Essay 3/22/13 The Coolest Invention Are you tired of being hot? Well‚ air conditioners are your friend. In 1902‚ the first modern electrical air condition was invented by Willis Haviland Carrier. The reason for it was to solve some problems a printer was having with papers in the summer (“Title” 1). Air conditioners and refrigerators worked the same way. Instead of cooling just the small‚ insulated space inside of a refrigerator‚ an air
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1. Is a temperature inversion more likely to form on a calm or a windy night? Why? A temperature inversion is most likely to form on a calm night. Windy nights are not ideal for an inversion to occur since an inversion is considered a stable layer of atmosphere as well as due to the wind mixing the air to even out the density‚ remembering cold air is denser than warm air so it will flow downhill and pool in a valley. 2. What are the various methods used to protect sensitive crops from damaging
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The purpose of owning a house in the modern age is mostly associated with the idea that we have to settle down with a family of our own. The truth behind the ideology is that homes have been essential to primitive human survival; it has never been about family. Without shelter‚ our bodies would be exposed to the natural climate and other dangers which could result in sickness such as hypothermia. In shorter terms a house was originally used as a defense method that would combat natural threats. (Funk
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FEDERAL CAPITAL ABUJA PHYSICAL SETTING PEOPLE‚ POPULATION AND SETTLEMENT SOCIAL INFRASTRUCTURE PROSPECT FOR THE FUTURE NATURAL RESOURCES AND DEVELOPMENT PHYSICAL SETTING Geology: The FCT is almost predominantly underlain by high grade metamorphic and igneous rocks of precambrian age. | National Assembly Complex | Generally trending NNESSW‚ these rocks consist of gneiss‚ migmatites and granites. A schist belt outcrops along the eastern margin of the area. The belt broadens southwards
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air temperature. This is the variable volume reheat approach. Approaches to Humidity Control Humidity control in a conditioned space is done by controlling the amount of water vapor present in the air in the space. When relative humidity at the desired temperature set-point is too high‚ dehumidification is required to reduce the amount of water vapor in the air for humidity control. Similarly‚ when relative humidity at the desired
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1.7 Conceptual Framework Existing Theories & Factors That Affects Irrigation Systems Humidity‚ Moisture & Climate Change Automated Irrigation System Microcontroller Using Soil Moisture and Soil Moisture Sensor Humidity Sensor Humidity Sensor Development Tools Existing Studies Design Improve Production CHAPTER 2 REVIEW
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