Tuesday, February 9, 2010
Sunday, January 3, 2010
Aeronautical Engineering: Become an Aeronautical Engineer in 5 Steps
Aeronautical Engineers test, design and develop aircraft. A Bachelor of Science in Aeronautical Engineering is required to become an Aeronautical Engineer.
Step 1: Research Aeronautical Engineer Career Duties and Education
An Aeronautical Engineer designs and develops aircraft and tests the specifications of the aircraft to make sure it works safely. Aeronautical Engineers also oversee the construction of aircraft and avionics. They use their knowledge of aeronautics, aerodynamics and aircraft structure to create new aircraft for the military and commercial airlines. Aeronautical Engineers can specialize in the design of the aircraft wings, landing gear, avionics or analysis of ground or flight programs the aircraft used in testing. They also supervise the repair of aircraft subsystems for the military or private organizations. Becoming an Aeronautical Engineer requires a Bachelor of Science in Aeronautical Engineering from an accredited-ABET program.
Step 2: Prepare for an Aeronautical Engineering Education while still in High School
Aspiring Aeronautical Engineers should take advanced placement courses in algebra, calculus, trigonometry, biology, chemistry, physics, English and humanities, according to the Bureau of Labor Statistics (BLS), www.bls.gov. High school students should achieve good grades to be accepted into college to pursue an undergraduate degree in Aeronautical Engineering.
Step 3: Earn a Bachelor of Science in Aeronautical Engineering
Students should enroll in a college that has an Engineering degree program that is accredited by the Accreditation Board for Engineering and Technology (ABET). Students should take courses in engineering principles, math, physical and life sciences. Students can earn a Bachelor of Science in Aeronautical Engineering in about four years.
Step 4: Do a Co-Op or Internship During College
Aeronautical Engineering majors should consider participating in their school's internship or co-op program. These internships and co-ops provide a real world experience for students to apply classroom knowledge in the field and network with professionals, according to the American Institute of Aeronautics and Astronautics, www.aiaa.org.
Step 5: Get a Job as an Aeronautical Engineer
The BLS reports that Aeronautical Engineers can find many job opportunities in the military because of its demand for aeronautical projects. Aeronautical Engineers can also find employment with military subcontractors.
Friday, January 1, 2010
Friday, October 30, 2009
GLOBAL WARMING......a serious thing to consider...
The sudden rise in the average temperature results in global warming and this is the main outline demanding attention. The augmentation in temperature is owing to the carbon dioxide increase in the atmosphere in combination with other greenhouse gases such as methane, aerosols and nitrous oxide. The earth is habitable when there are normal gases in balance. But, when the same normal gases reach more than the average levels, it is tough to be eliminated and results in global warming. The temperatures start rising in the ocean and the air.
Global warming pollution
Global temperature increase shifts the ecosystems to the extent that glaciers retreat, plant productivity changes, water supply alters and the fragile ecosystems are destroyed. The effects overall are irreparable. Global warming pollution refers to more than glaciers and polar bears. Scientists estimate the water levels to be declining and the lakes to become warmer.
Global warming pollution enhances problems owing to extra warm atmosphere. The carbon dioxide gases absorb the sunlight and avert the heat from entering space and thereby cause the additional warmth in water and air. Ice and snow melting also has gained speed and ultimately compounds to global warming issues.
Greenhouse gases
Home is found to be mainly responsible to contribute maximum carbon dioxide in the atmosphere and to increase greenhouse gases. Today, everyone depends on energy and reverting to Stone Age cannot be given a thought. Though, it seriously looks like we will be forced to return to Atone Age if the fossil fuels are used exorbitantly.
Burning fossil fuels escalate the atmospheric gases. Agriculture and land clearing activities also imbalances the atmospheric gases. Recently, global warming has shown steep increase due to human activities. It is estimated that nearly 82% of energy related carbon dioxide emission is owing to natural gas and petroleum and subsequently the increase is found in greenhouse gases.
Clean technologies
Clean technologies making less use of energy is highly recommended. Homes should make use of pollution free energies to have a decrease in the exhaustion of carbon dioxide gas into the atmosphere. This will help in decreasing global warming problem to a great extent. Greenhouse effect is only due to global warming resulting by affecting everyone on the earth. Even turning a light or watching TV releases carbon dioxide gases compounding to more global warming problems.
You can find a rapid change in the planets. Home, being the major contributor for global warming, it is best to make at least small efforts to decrease the usage of electricity. This will reduce the carbon dioxide gases exhaustion. Clean technologies are the best alternatives to bring effective changes in reducing global warming pollution, protecting ecosystems, wildlife, biodiversity and also in improving the quality of air.
Simple alternative steps
Simple alternative steps help in improving healthy surrounding. The simple steps include clean car technology. This meant the pollution is less and the car becomes more efficient by offering more mileage. You can use clean fuels, maintain regularly and upgrade the vehicle to be more fuel efficient and also reduce global warming.
Simple alternative steps are easily done by transforming the house hold lights to energy saving bulbs. Throwing trash should be stopped and given for recycling. Similarly, walking instead of driving vehicles prevents global warming. This also keeps your body fit. Conversely, planting more trees supports the reduction of global warming.
Thursday, October 29, 2009
JET ENGINE
What is a jet engine?
A jet engine is a machine for turning fuel into thrust (forward motion). The thrust is produced by action and reaction—a piece of physics also known as Newton's third law of motion. The force (action) of the exhaust gases pushing backward produces an equal and opposite force (reaction) called thrust that powers the vehicle forward. Exactly the same principle pushes a skateboard forward when you kick backward with your foot. In a jet engine, it's the exhaust gas that provides the "kick".Monday, October 26, 2009
Melde's experiment is a scientific experiment carried out by the German physicist Franz Melde on the standing waves produced in a tense cable originally set oscillating by a tuning fork, later improved with connection to an electric vibrator. This experiment attempted to demonstrate that mechanical waves undergo interference phenomena. In the experiment, mechanical waves traveled in opposite directions from immobile points, called nodes. These waves were called standing waves by Melde since the position of the nodes and loops (points where the cord vibrated) stayed static.
Sunday, October 25, 2009
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