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An essay about friction
An essay about friction
An essay about friction
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Friction
Driving a car could be a scary thing if you don’t know how to handle different situations. You will have a very high risk of getting into an accident. Before getting into a car your should know how to handle it well, be aware of your surroundings and the conditions of your environment.
Friction is the resistance to motion between two objects in contact with each other. When the resistance related to the tires on the car against the road, it is called traction. The traction points on your car are where the rubber on your tire touches the road’s surface. There are three main traction purposes: putting your vehicle in motion, stopping your vehicle, and changing the direction of your vehicle.
The amount of friction that is made is limited even when all the important factors are good. When you are driving, you should avoid decreasing the available traction. When you are braking in a straight line, you may use all the available traction for braking. If you are braking and steer or, accelerate and steer, you reduce the available traction. As soon as the traction requirement becomes greater than the amount available, your vehicle will start to skid.
There are several factors, which affect the traction of your vehicle, such as: tires, the road surface, speed, and mechanical condition.
Tires are made with grooved surfaces, which are called treads. They are designed to channel water and such through the grooves to keep the rubber in contact with the road. Different patterns of treads are made for different uses and conditions, such as snow tires, or rain tires. There are two basic types of tires: the bias ply and the radial ply design. The bias ply has the plies (layers of cord impregnated with rubber) criss-crossed. This makes the casing strong in all directions; but the plies have a tendency to rub against each other. This conducts heat and tire “squirm” and the tires wear more rapidly and provide less traction. The radial ply has plies parallel to each other and perpendicular to the tread. Belts usually made of steel are then attached in the same position as the tread, which then gets applied along with the sidewall. The benefit of this is more flexibility. The tread stays in contact with the road producing more traction. Radial tires also wear more slowly. You should never mix bias and radial tires on your car.
Friction: The second most important fact you'll face. Because the dragster has parts moving against one another, friction is created. You can help reduce it by making sure the axles are free to rotate, and that the wheels and tires are not rubbing on the car body.
That is to say, that the rock at the top of the tire may be going twice as fast as car itself. Similarly, at the point of contact of with the road, the velocity of the rock is 0.
Jeanette recalls the hard work of marketing that Dan took on, not because he had to, but because it was Dan’s gift. Jeanette would say this was her biggest mistake. She believes that they may have done better if Jeanette joined Dan in the Marketing.
To begin with, the landing of the snow on the road caused many damages to them. This was because the levels on which the roads were raised were in different proportions. This, therefore, prevented lack of flow to be experienced on the roads. Moreover, the cracks that were observed on the roads came about because of the difference in the temperatures of the country.
Conventional forms of writing did not portray truth, but rather dealt with certain aspects of life that were distorted and then pieced together via descriptions, coincidences, and transition passages (Blackstone 13). Feminine sensibility was an aspect that could be brought into the novel, and therefore Woolf employed new forms and techniques to her novels (Bernard 12). Through these changes, she consciously made the decision to change the novel from a genre that was developed and dominated by men, to a form that would depict the “movement of things under the surface--the free play of thought, emotion, insight” (Blackstone 12-13). Due to the transforming atmosphere of the time, Woolf was allowed to explore new territories.
The average driver doesn’t think about what keeps their car moving or what keeps them on the road, but that’s because they don’t have to. The average driver doesn’t have to worry about having enough downforce to keep them on the road or if they will reach the adhesive limit of their car’s tires around a turn. These are the things are the car designers, professional drivers, racing pit crews, serious sports car owners, and physicist think about. Physics are an important part of every sports and racing car design. The stylish curves and ground effects on sports cars are usually there not just for form but function as well allowing you to go speeds over 140 mph in most serious sports cars and remain on the road and in reasonable control.
I have learned quite a lot while constructing my mousetrap car. For example i learned that the friction that is active while the mousetrap car is in motion is rolling and static. Rolling friction occurs when an object rolls over a surface, in my case the CDs are rolling on the floor causing the car to move. Static friction occurs when one solid surface slides over another, for example my solid car sliding over a solid surface.Fortunately i didn't have very much problems related to friction.
...ture a risk-taking species. In ancient times we took risks just to eat. Later we took huge risks by setting out in little wooden ships to explore the earth's surface. We continued as we sought to fly, travel faster than the speed of sound and to head off into space. We rely on increasingly more complex equipment and constantly strive to design and manufacture faster and even more elaborate devices. It goes without saying that every effort is made to ensure our "safety"; to keep us from harm or danger. Every time you slide behind the wheel of your vehicle you are taking a risk. Driving is the riskiest activity in our lives. It is an inherently "unsafe" environment. The most perfect vehicles on the best designed highways on beautiful sunny days driven by fallible human beings crash into each other. The only way to drive "safely" (as we are all admonished to do!) is to learn more about the process. Learn more about your vehicle and how to maintain it; learn how to use your eyes to look far down the road; learn to spot problems before they happen; and also learn to deal with emergency situations. In most cases it's the human element that fails. After all, safe is only as safe does.
Since the automobile was first created, more and more safety precautions have been taken to make an automobile ride as safe as possible. I will provide information on how to keep you and your car up to date with some precautions to ensure safety on the road.
Tires are the most important part of race or any car for that mater. (Physics of Racing) After all they are the only thing that is contact with the ground! Tires work by having a high coefficient of friction. Some slicks have a friction coefficient grater then 1! (Physics of Racing) Typical normal street tires have coefficient of about .5 to .6 . In physics we learned that friction was equal to mew times the normal force. Since race cars are typical much lighter then normal cars, they use tricks to increase the downward force on the tires. Some drag tires run really low pressure, other drag cars tune the car to lift the front wheels to put all the weight on the rear tires. Indy cars use a wing to generate down force, and ventures to suck the car to the ground. (How to Make Your Car Handle)
Virginia Woolf, in her novels, set out to portray the self and the limits associated with it. She wanted the reader to understand time and how the characters could be caught within it. She felt that time could be transcended, even if it was momentarily, by one becoming involved with their work, art, a place, or someone else. She felt that her works provided a change from the typical egotistical work of males during her time, she makes it clear that women do not posses this trait. Woolf did not believe that women could influence as men through ego, yet she did feel [and portray] that certain men do hold the characteristics of women, such as respect for others and the ability to understand many experiences. Virginia Woolf made many of her time realize that traditional literature was no longer good enough and valid. She caused many women to become interested in writing, and can be seen as greatly influential in literary history
Brakes may be one of the most essential inventions in the developments of automobiles. Clearly, nothing can surpass the breakthrough of the wheel, but the brake system was a catalyst to the further developments of cars. The brake system has also evolved greatly throughout the years. Once considered one of the simplest parts of a vehicle, brakes have become one of the most complicated components in a vehicle. The scientific explanation behind a brake system is very rudimentary. Friction permits the concept of braking to occur.
Woolf's first assertion is that women are spatially hindered in creative life. "A woman must have money and a room of her own if she is to write fiction," Woolf writes, "and that as you will see, leaves the great problem of the true nature of women. . .and fiction unresolved" (4). What Woolf seems to say is that being female stifles creativity. Woolf does not assume, however, that a biological reason for this stifling exists. Instead, she implies that a woman's "life conflicts with something that is not life" (71). In other words, mothering, being a wife, and the general daily, culturally defined expectations of women infringe upon creativity, in particular the writing of fiction. The smothering reality of a woman's life - - housekeeping and child-rearing duties, for example - - distract a woman from writing. Sadly, Woolf notes, even if a woman in such circumstances manages to write anyway, "she will write in a rage where she should write calmly.
When you are not able to control the vehicle or make rational decisions can happen you are much more likely to get into a car accident. Accidents the normally involve other people. Car accidents can be often fatal or life changing. These accidents can involve other people and not just you. One such story is about a couple who just recently got engaged to each other. On their wedding day they were driving down the highway and they we getting on the on ramp and a drunk driver was entering on the exit ramp. The two cars collided head on and seriously injured the woman. The mad was killed in the crash. The drunk driver left the scene. Another story was about a kid and his friends. They were driving they stopped at a stop sign and from behind them was a drunk driver speeding and the driver did not stop and rear-ended them causing the jeep to flip over and kill the kid. HIs friends were able to make it. The drunk driver went home and went to bed without even realising what he
Napoleon was more focused on his own spread of power and merely used the revolution as a means to his end. A child of the revolution could be defined as someone who was a positive product of the revolution. This would mean that they experienced it or benefited from it in some way then turned around to continue to advocate for the ideas of the revolution. Napoleon, although in a convoluted way made the revolutionaries woes worthwhile, he did not want the revolution himself and instead wanted power and glory. Napoleon in a sense was more of a spouse to the revolution: he was not a part of it originally but made his way into it until he took its