a=18kg*m/s^2/ 6.00 kg = 3m/s^2 a=3m/s^2 7. Truck pulls trailer with friction force of 870 N and a coefficient of friction 0.23. What is the trailer’s normal force. 870N=.023(FN) divide by .023 FN=870N/.023 FN=37826.7N 9. mass 13.0 kg dropped from a cliff. Find its weight Fw=13.0kg * 9.8m/s^2 Fw=127.4kg*m/s^2 Fw=127.4N 13. A force of 175N needed to keep a 640N engine from sliding. What is the coefficient of static friction? Ff=175N FN=640N divide by 640N µ=175N/640N µ=.273 15. find acceleration
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THE ECU AND TRACTION CONTROL. Some of the biggest advances in automotive technology in the past 10 years have come in the area of safety. Spurred by improvements in microprocessor speed‚ miniaturization‚ and software development‚ the automobile continues to evolve. In addition to telemetric based services like OnStar‚ digital satellite radio and in-car e-mail‚ recent advances in braking technology have led to shorter stopping distances and increased control while driving in inclement conditions
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Momentum And Friction Physical quantities that have a magnitude and a direction in space are described by vectors. Velocity is speed and direction. Acceleration is increase in speed. Linear momentum (p) of a single particle (point-like object) in vector notation: p = m * v. Specific types of friction: Drag (wind resistance) Static (maximum occurs right before the object moves) Kinetic (usually less than static) F friction = u*N (u is just the coefficient of friction) Terminal
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Holt Physics—Chapter 5: Work and Energy Price I. Section 5.1—Work A. Definition of work 1. Work does not mean the same thing in Physics as it does in the everyday sense of the word. 2. Work is defined as a force causing a displacement. Work = force x displacement W = Fd 3. Work is NOT done on an object unless the displacement is greater than zero 4. The only forces that are considered to do work are those that
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band is unwound‚ but when the car still has momentum) are‚ force of gravity‚ normal force‚ KE‚ rubbing friction (into heat)‚ the re-winding of the rubber band‚ wind‚ and air resistance. The force of gravity and support force cancel out‚ the wind almost cancels the air resistance against the can‚ and the KE is a greater force at this moment than the air resistance‚ re-winding (PEe)‚ and the friction. At this moment the car is able to go forward. The PEe rewinding gets greater as the can moves due to
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(resistance to flow). A definition of viscosity; “Viscosity is a measure of a fluid’s resistance to flow. It describes the internal friction of a moving fluid. A fluid with large viscosity resists motion because its molecular makeup gives it a lot of internal friction. A fluid with low viscosity flows easily because its molecular makeup results in very little friction when it is in motion. Gases also have viscosity‚ although it is a little harder to notice it in ordinary circumstances.” Some liquids
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of the students and office workers especially in the field of taking notes or writing‚ and this product is the FRIXION PEN. FRIXION Pen is a kind of pen that comes with a new and unique feature‚ which is the ability to erase the writing through friction. It is perfect for everyday use at home‚ school and work‚ wherein you can easily erase and instantly re-write over your mistakes without any damage to your paper. It is also designed to fit with people who loves to write but don’t want to use white-out
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influenced by emotions and beliefs E.g Respect‚ relationships. Bovis case study throws a light how knowledge management can be difficult for organisations operating globally.There is friction in transfer of knowledge due to cultural factors and sometimes even due to language barriers. Bovis model helps reduce these frictions. In his model group cohesion among members of the knowledge mnanagement team was promoted so that communication barriers are removed. There was weekly conference calls‚ also team
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1. Define nonaxial‚ uniaxial‚ biaxial and multiaxial joint movements. Give one example of each. Nonaxial: slipping movement only; intercarpal joints Uniaxial: movement in one plane; elbow Biaxial: movement in two planes; jaw Multiaxial: movement in or around all three planes; shoulder 2. How does rotation differ from circumduction? Rotation is the turning of a bone around its own axis; circumduction is the circular movement of a limb. Circumduction can only be executed by a ball-and-socket
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Abstract The problem discussed in this report is how lift is truly generated on an aerofoil and also explaining the misconceptions of lift and why they are not correct. Further topics discussed are the Lift is a force that directly opposes the weight of an aircraft and holds the object in air. Since lift is a result of the thrust or motion of the aircraft it is therefore a force (vector) because it has a magnitude and a direction. But lift cannot be achieved without thrust. This is the mechanical
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