Heat Case Studies Samples For Students

Journalism is a profession that has its root in multi level bases of responsibilities and obligations when it comes beyond theory to actual practice. The profession of journalism provides certain degree of authority as soon as the vast field of mass media is open to be accessed. But as put very eloquently, with great power comes great responsibility. One stroke from the pen of a journalist or one click of such a camera can yield the power of ensuring justice to someone or cause nationwide panic and chaos. Few other professions have such authority and force. So, being a journalist, one should be ...

- Pressure= 1000 x (0.5)5.6/5.6
Pressure=500 mb
Pressure=1000 x (0.5)8.85/5.6
Pressure=334.40 mb
Pressure=1000 x (0.5)11.2/5.6
Pressure=250 mb
Pressure= 1000 x (0.5)50/5.6
Pressure=2.05 mb
- The temperature of the upper stratosphere is greater than that of the lower stratosphere due to the presence of the ozone layer. It is here where ozone absorbs ultraviolet light, which triggers chemical reactions. These chemical reactions produce heat, a process which is not found in the lower stratosphere.
- Conduction is the transfer of heat through solid objects such as metal and ...

Introduction

The computer hard disk drive, also known as hard drive, hard disk or simply HDD is a storage device which is non-volatile (HDD Scan, 2010). According to Mamun, Guo & Bi, (2007), it is used for the storage of digitally encoded data on platters which have magnetic surfaces. The platters are secured on an axle which holds then centrally to allow them to rotate. The motorized and mechanical aspect associated with the computer hard disk gives it the name “drive” (Bhargava, 2008). This is a distinction from other storage media like tapes or floppy disks in that it has an internal motor ...

Introduction

Mobile phones are electronic devices that enhance communication and as norm electronic devices incorporate signals send and received by use of electric charges. The flow of electricity in any device results to some heat that majorly results from leakages of charges. These productions of heat calls for the use of rubber in making the sensitive parts of electronic devices, mobile phones included. The most commonly used rubber is silicon due to the fact that it resists both flame and water in addition to its softness. Rubber is a non-conductor of electricity and is preferred to plastic as an insulator. When ...

Heat and Thermodynamics

Work out the following problems. Be sure to show your work in detail. See the "Module 5 Handout" for examples of how the problems should be solved and presented.

1. How much energy (in J) is required to raise the temperature of 500 g of water from 20 to 100C, and then turn it to steam at 100C?
Variables:
m = 500g = 0.5 Kg
Increase in water temperature, ∆T = 100-20= 800C
Latent heat at 1000C, Lv =2260 KJ/Kg
Specific heat capacity of water, c = 4.185 kJ/Kg/0C
∆Q = ?
Relationships:
∆Q = m(c∆ ...

Summary

While all the components of a brake system are important, it is imperative to acknowledge that some components play significant roles in the system as compared to others. One such component is the brake pad. In most cases, the brake pad is referred to as the friction material. It is responsible for generating the friction which opposed the movement of the wheel thus causing a stop to the movement of the automotive. This report is aimed at selecting a section or component of the brake system and presents its modification. As a consequence, the report highlights and discusses the ...

It is evident, and all would agree, that the house should be strong, durable, built quickly and at a relatively inexpensive cost. In most cases, disputes begin on the choice of building materials. Which would be stronger, thermal insulated, warmer – wood, brick, concrete, or polymer-based materials? Which of them are considered environmentally friendly and which are not? Until recently, metal, steel in particular was not part of the discussion on the material for the construction of the frame of an individual house. However, the development of energy-efficient technology, the translucent structures based on steel beams are built today even ...

The average amount of water in the body of an adult person is considered to be around 60 percent of his weight (Rhoades and Bell, 2009). Therefore, if Mark weighed 180 lbs (85 kg), the approximate physiologic volume of water in his organism was around 108 lbs (51 kg).
If Mark weighted 168 lbs after the accident, we can think that this weight is the actual amount of water that he lost because during these several days he lost mainly water. Therefore, he lost 12 lbs of water, which is 11.11 percent of all water in his organism.
Main ...

The considered fire emergency event was in the Rosemont Hotel located in the city of Chicago. The Rosemont Hotel is part of the Hampton Inn & Suites Hotel. The hotel is located 2.5 miles from the O'Hare International Airport 17 miles from the downtown of Chicago. The nearest fire department station is located in the International Airport with a 7 minutes range. The event was last August 04, 2016 and affected one floor of the hotel (Armentrout, 2016).

The Rosemont Hotel fire steps were the following:

Incipient Step: In this phase, there are no flames, there is a little smoke, the temperature is low; a lot of combustion ...

Invented and patented by Thomas Edison in 1879, the incandescent bulb comprises of a wired filament placed inside a glass bulb (“The History”). When electricity is provided to the filament, it heats up thereby making the bulb glow and emit light (“Incandescent, LED”). The wired filament of the incandescent bulb was initially made using carbon obtained from a cotton thread that was uncoated. This filament gave the bulb a lifespan of just 14.5 hours. Later, the carbon filament was made using bamboo, which gave the bulb a longer lifespan of up to 1200 hours (“The History”). Much later, in ...

An explosion at a fertilizer manufacturing plant in the Western part of Texas that occurred in early 2013 killed 15 people and injured 180 more. The explosion leveled buildings within a five block radius and the instruments at the Geological Survey of the United States recorded a 2.1 magnitude earthquake. The explosion was caused by the reagents used as raw materials for fertilizer manufacturing. Inorganic fertilizer is manufactured from chemical substances such as ammonium nitrate and anhydrous ammonia, which had been stocked at the West plant during the explosion. This paper explores the cause of the explosion, the chemical ...

Abstract

This paper answers four questions. In addition, through a case study, the paper illustrates considerations made in order to prioritize care given to hospitalized patients. A case study is given of six patients with various complications and care needs. The paper points out that those with airway problems are usually considered first for care delivery before other patients with other conditions. This is because airway problems pose more acute danger than other conditions. In this case, the paper gives a case study of patients with various complications and how the complications are managed. In addition, the paper, through another case study, ...

Introduction

Fire accidents cause a lot of damages including loss lives and property. Fires can be prevented through improving the building process, and through preventive measures. One Meridian Plaza fire is one of the most significant fires that have affected Highrise buildings in the United States’ history. The fire caused a loss of three firefighters, destroyed eight floors of a 38-storey building, and loss of property worth hundreds of millions of US dollars. This paper will focus on the causes of the fire, and the issues that were not taken into consideration while the building was constructed. By considering these factors, there are ...

Introduction

Question 1. how and why the incident happened (what conditions allowed the incident to happen)?
Hiroshima is located in the west of the largest Japanese island of Honshu. The town's name translates as "Wide Island". It is so named because the bayou Ota, flowing from the mountains to the plains Chugoku, where the Hiroshima formed at the confluence of the Inner Sea 6 islands protrude into Hiroshima Bay. They located the city. Hiroshima worth almost entirely in the valley, only slightly above sea level; to the north-west and north-east lie the hills, up to 700 feet (Rotter, ...

Introduction.

This report aims to identify the sustainable technologies that could be developed in New Zealand, to solve energy problems that are experienced by the residents in different cities. This is a case study of New Zealand, which is an island country to the south west of the Pacific Ocean. Despite the comparatively low population and the abundance of natural resources, the country is still among the leading Importer of energy sources. The country is majorly dependent on fossil fuel, hydroelectric and geothermal power as a source of its energy for domestic and industrial use. The increasing gas prices and the overdependence ...

The evil genius is a concept developed by Descartes where he held that there existed a clever and deceitful demon who “has directed his entire effort at deceiving me”. The evil genius causes the complete illusion of the external world and other minds rendering their existence as illusions. The evil genius also lends Descartes body an illusion including all the sensations of the body. By holding this view, Descartes holds that the evil genius manipulates his mind, fed with information to his brain concerning his body, and cannot ascertain to absolute surety of the existence of his body.
The theory ...

Introduction.

Atmospheric pollution can be described as the process to which chemicals, biological material or particulate matter, that are harmful to humans and other living organisms, are introduced into the atmosphere (Jacobson, 2002). Man is considered as the prime polluter of the earth’s atmosphere from his daily activities that involve release of hazardous gas into the atmosphere (Cheremisinoff, 2002). The Environmental Protection Agency (EPA) considers the following six pollutants as principle contributors to atmospheric pollution: Carbon Monoxide, Lead, Sulfur Oxides, Ozone, Nitrogen Dioxide, and Particulate Matter like Sulfates, Nitrates and carbon based molecules (Vallero, 2008).

Indoor air pollution and environmental impacts.

Many energy consumers focus ...

Heat and Thermodynamics

Experiment 1:
Isobaric (constant pressure) Process
P1 = P2 = 100 kPa

The blanks have been filled in red.

in
by

out
on

in

in

According to ideal gas law, PV = nRT
For a constant mass, isobaric process, V/T = nR/P = constant.
Hence, V1/T1 = V2/T2.
For each of the cases, V1/T1 = 1/300 dm3/K. V2/T2 has been calculated in the table below for each case.

3.33 x 10-3
3.33 x 10-3

3.33 x 10-3
3.33 x 10-3

3.33 x 10-3
3.33 x 10-3

3.33 x 10-3
3.33 x 10-3

3.33 x ...

Natural and manmade disasters all have their own scary associations; for example, people who live in the south Asian nation of Bangladesh face the prospect of cyclonic storms each year that could potentially kill tens of thousands, if they don’t end up just destroying much of the year’s crops. Earthquakes such as the one that led to the 1906 fire in San Francisco are an example of a multi-phase disaster, in which one terrible event leads to another, no matter what interventions people attempt. Nuclear disasters are another example of this sort of multi-phase mayhem, as the environmental ...

Introduction

Public relations means harnessing favorable relations and reactions for organizations and products through effective utilization of communication tools and channels (Bernays, 2004). There are numerous types of public relation strategies, but the most effective one is crisis public relations, which is used in defending organizations and individuals facing a challenge in reputation. In crisis communication, there are many strategies all with the aim of: sustaining connectivity, accessible to news media, sustain information security, and streamline communication process (Griffin, 2008). Therefore, effective communication in a crisis can vastly transform an unforeseen situation into an expected one, hence responding accordingly.
A case ...

The crash of Air France 447 is considered the biggest disaster ever to hit Air France and Airbus since the beginning of their venture into this industry. All of the 228 passengers and crew of the flight were killed in this accident (Palmer, 2013). Due to the delay in the recovery of the black box from the ocean bed, the investigations and final report, published by BEA, took nearly three years for completion (Jonathan, 2011). The final investigation revealed that the accident occurred due to the inconsistent data indicated by the FMC (Flight Management Computer System) regarding the fluid ...

The insurance agent was correct that the seafood was contaminated with the fumes that resulted from the fire. Toxic fumes quickly diffuse through the air. The toxic fumes were absorbed by the polyethylene curtain which covered the food despite it being thick (Brook et al. 2660). Therefore, the seafood needed to be thrown away since it had the toxic fumes.

What chemical(s) may be present causing the symptoms in the workers?

The two employees are affected by the phosphine gas which leaked into the room and made them experience the symptoms such as nausea and headache. The scenario shows that they were the only people who were affected by the ...

What is renewable energy? Renewable energy is defined as a form of energy that is collected from sources that are naturally replenished on human timescale, this include the sun, tides, wind, rain and geothermal heat. Starting a company in the field of renewable energy would involve deciding from the major sources which of the renewable energy source is best suited for their endeavor. The area of renewable energy can be divided into four main areas that it provides energy for; electricity generation, a transportation, water and air cooling/heating, and rural energy services. Based on a report by REN21 2014 ...

Introduction

The General Emergency Behavior Model known as GEMBO helps responders and risk assessors in identifying the STRESS types present, how to predict the kind of BREACH that can occur, RELEASE type, dispersion pattern that is called ‘ENGULF,' exposure radius or CONTACT, and lastly the hazards present that can bring HARM. The model helps first responders be able to take control of the affected area while coming up with the best course of action (Noll et al., 2014). Arguably, it is through the model that strategists can assess an area and note the key problems that can lead to ...

Introduction

What is Waste-to-Energy (WTE)
Energy recovery from waste that cannot be recycled into usable heat, fuel or electricity using a variety of processes such as combustion, gasification, anaerobic digestion, landfill gas recovery and pyrolization is called waste-to energy (WTE).

Current Issues

Municipal solid waste consists of kitchen waste, electronics, light bulbs, used tires, plastics, yard waste and old paint among many other things. In recent years, the recycling of waste products has gone up, but still the amount of MSW generated per year is on the rise. Currently, only 33% of the total MSW can be recovered through recycling, but 67% ...

Executive Summary

The athletes industry is highly competitive and unpredictable for organizations that venture. As such, the industry has been dominated by companies such as Adidas and Nike. Accordingly, the aforesaid companies that have sustained market dominance have controlled the sports apparel and footwear sector for decades. As well, the market dominance by the various companies has been as a result of clear comprehension of the market of operation. Nonetheless, Under Amour has emerged as a formidable force within the athletes industry. As a new company with less than 30 years of experience, the organization has been growing tremendously. Accordingly, the tremendous growth of ...

A health professional has the responsibility of ensuring maximum safety for all individuals within an organization regardless of their gender and backgrounds. Based upon the scenario the investigation process requires adequate resource for it to be effective. Therefore, the health officer is obliged to take into consideration the importance of setting up a communication process that would facilitate identification of potential or possible causes for the employees’ dizziness and feeling sick. This would increase the chances of conducting effective and proper evaluation of workers allegations. It is fundamental to state the major reasons for conducting an investigation. This normally takes ...

I will rely on 22-2403 regarding second-degree murder
I will also rely on the evidence presented by an expert in Battered woman syndrome, Mrs. Dominique Stephens and a doctor, Sidney, who works at the emergency services. Mrs. Dominique’s evidence will show that she has been suffering from battered woman syndrome. The expert witness in battered woman syndrome will corroborate Dominique’s evidence and proof that she was suffering from the syndrome at the time when she shot her husband. The expert studied the defendant for one month and affirmed that she is suffering from battered woman syndrome. His ...

Abstract

The number of worldwide issues concerning environmental safety and corporate social responsibility has been on an ever-increasing rate. This is why we can also see a significant growth in the demand for environment-friendly and self-sustaining buildings. The number of domestic and international organizations that monitor and facilitate the standardization by means of a tiered certification of such buildings has also been on an ever-increasing rate. The LEED certification program is one of the most prominent ones in the U.S. and the UC Davis Brewery, Winery, and Food buildings have received platinum grade certification under such program. The objective of this paper ...

Introduction

Most of the renewable energy experts in the world pay more attention to wind energy. Wind energy which is referred to as kinetic energy is converted to electricity power which can be used to power homes and businesses. ( Morthorst, G & Poul, E. 2002). One of the equipments which can be used to convert kinetic energy from wind to electricity is wind turbine. It can be made in various designs which include horizontal and vertical axis wind turbines. The most common design is the horizontal wind turbine.
A wind turbine can be referred to by several names depending on ...

Abstract

In this essay, a description of a non-pathogenic and of a pathogenic microorganism is made. As microbiology aims the study of the microscopic organism that inhabit the ecosystems, the understanding of what are the species present in the biosphere, what are the condition in which they live, what are their metabolic processes and products, and of how can these influence, positively and/or negatively other living forms, including humans, it is essential to study them to know how their caused illnesses be prevented, treated and, furthermore, how can possibly help the health welfare. As examples, the Lactobacillus casei and Clostridium botulinum species of ...

Computer Chair “Ergonomic Computer Chair”

Question 1
Product Market Need
Research has proved that most computer chairs manufactures have not considered various Human Ergonomic principles to produce, safe, health conscious chairs (Fredericks & Butt, 2005, p 38). Currently these manufactures mainly design computer chairs for support and comfort, but, this product “Ergonomic Computer Chair” will be keenly designed taking into consideration ways of reducing to pressure that is mainly imposed by normal computer chairs, on the human musculoskeletal system, that is mainly created by sitting for long period of time. This product design will also consider various aesthetic issues to produce the most ...