vehicles and railroads have inclined planes in the form of gradual slopes‚ ramps‚ and causeways to allow vehicles to surmount vertical obstacles such as hills without losing traction on the road surface. Similarly‚ pedestrian paths and sidewalks have gentle ramps to limit their slope‚ to ensure that pedestrians can keep traction.[1][4] Inclined planes are also used as entertainment for people to slide down in a controlled way‚ in playground slides‚ water slides‚ ski slopes and skateboard parks.
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As ice freezes on the concrete‚ it creates a dangerous‚ slick surface. Driveways‚ sidewalks‚ patios‚ and parking lots covered with ice can cause falls‚ making you liable for injuries. So most people rely on deicers such as salt because it does a great job melting ice‚ but it also damages concrete surfaces over time. How does salt damage concrete surfaces? Salt lowers the pH balance in the concrete. Because it is acidic‚ it weakens the strength of the concrete and increases the sizes of the pores
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transportation in modern buildings.They are generally powered by electric motors that either drive traction cables and counterweight systems while pump hydraulic fluid used to raise a cylindrical piston. According to U.B.B.L ‚Clause 124 ; for all non-residential buildings exceeding 4 storeys above or below the main access level at least one lift shall be provided. There are three type of elevator system ; a. Traction elevator b. Hydraulic elevator c. Climbing elevator Objective To overcome the problem
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Case Analysis Goodyear: The Aquatred Launch March 31‚ 2014Problem Statement: In 1989 Goodyear started a project to develop a new and exciting replacement market tire that would provide improved driving traction under wet conditions. The company planning to launch the ‘Aquatred’ tire in early 1992 and management was upbeat and saw the Aquatred as a product to revitalize Goodyear. Goodyear planned to sell the Aquatred with a 60‚000-mile warranty with a 10% price premium. Management
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OPERATIVE DELIVERY Komal Imtiaz Roll No. 22 Gynecology An operative delivery is performed if a spontaneous birth is judged to pose a greater risk to mother or child than an assisted one. Operations are divided into abdominal methods (caesarean section) and vaginal assisted deliveries (forceps delivery and vacuum extraction). Preparations for operative delivery: * Discuss operative delivery with the woman and her partner (if time is short‚ at least outline what will happen)
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Non-Proprietary Questions Types of Elevators – Hydraulic Holed Hydraulic Roped Hydraulic Types of Elevators-Hydraulic Types of Elevators - Traction Gearless for High Rise Geared for Mid Rise Machine Room Less (MRL) Advantages Disadvantages Elevator Quiz Can an elevator fall? Hydraulic Elevator s - Yes (not roped hydraulic) Traction elevators – No‚ unless all the hoist ropes and governor rope are severed. Preventive Maintenance Telltale Signs & What to look for: 1. General
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The waterproofing of the boots is highly appreciated as well. They stand up to everything from rain and snow to shallow creeks without the waterproof membrane failing their wearer‚ which is a considerable feat. In addition they have excellent traction that is suitable for winter weather‚ including icy and slippery conditions. They grip the walking surface well‚ even in adverse conditions where wearers have previously experienced failure with other boots. They are relatively light-weight‚ so
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Fahad Syed 991541355 Risk Management in Obstetrics Introduction Obstetrics is defined as the branch of medicine which deals with the care of women during pregnancy‚ childbirth‚ and the period during which they recover from childbirth (Agency for healthcare research and quality‚ 2000). The major factor that makes obstetrics a high risk area is expectation. The majority of women who are about to give birth tend to be young and healthy (Clements‚ 2001). Naturally‚ they expect to give birth to
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winters can be pretty harsh and dangerous. Once the snow starts to pile up‚ you have to be very careful of not slipping off the road. Slowing down five‚ even ten miles per hour‚ under the speed limit is safest. This allows your car to have better traction on the road. Also signaling sooner then you would in the summer is a plus. This allows the car behind more time to lower their speed as well. Not only is the road more difficult for maneuvering
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and degrade their quality of life. The most common cause of macular holes is idiopathic‚ or unknown origins‚ however‚ there are signs of macular holes beginning to form that doctors can look out for.2‚3‚4 One of these etiologies is vitreomacular traction (VMT)‚ or pulling on the macula from the vitreous. This happens due to an abnormally strong adhesion of the vitreous to the macula and the natural progression of shrinking of the vitreous4. This strong adhesion allows fluid to pool in the retinal
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