Picket Fence Free Fall Harrison Leeman Josh Dehaan‚ and Nick Edwards Monday November 04‚ 2012 Mr. Hutchinson SPH 3U Purpose: To measure the acceleration of a freely falling object (g) to better than 0.5% precision using a Picket Fence and a Photogate. Materials: Computer‚ Vernier computer interface‚ Logger Pro‚ Vernier Photogate‚ Picket Fence‚ and a clamp or ring stand to secure Photogate. Procedure: See Lab Sheet Preliminary Questions:
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Background Information The Giant Drop The Giant Drop is a vertical free fall‚ looming 119m meters above the ground. Carried by a mechanical lift to the very top‚ it then plummets‚ reaching up to 135km/hr due to the acceleration of gravity‚ before finally coming to a stop with the magnetic braking system (Burton‚ 2009). A rider on this type of design will experience three phases of apparent weight: the lifting‚ falling and braking stages. At first‚ the rider will feel
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Introduction To graphically analyze motion‚ two graphs are commonly used: Displacement vs. Time and Velocity vs. Time. These two graphs provide significant information about motion including distance/displacement‚ speed/velocity‚ and acceleration. The displacement and acceleration of a moving body can be obtained from its Velocity vs. Time graph by respectively finding the area and the slope of the graph. Data Tables – Part I Displacement (m) Time (s) 0.10 m 0.37 s 0.20 m 0.586 s 0.30 m 0.761 s 0
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particle starts from the origin at t = 0 with a velocity of 6.0[pic] m/s and moves in the xy plane with a constant acceleration of (-2.0[pic] + 4.0[pic]) m/s2. At the instant the particle achieves its maximum positive x coordinate‚ how far is it from the origin? [pic] 2 At t = 0‚ a particle leaves the origin with a velocity of 5.0 m/s in the positive y direction. Its acceleration is given by [pic] = (3.0[pic] - 2.0[pic]) m/s2. At the instant the particle reaches its maximum y coordinate how far
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being applied to the object should appear on that object’s free-body diagram. We should include a downward normal force‚ applied to the elevator by you. Yes‚ mg is numerically equal to this normal force in this case. When the system has an acceleration‚ however‚ these forces are no longer equal. The system has a constant velocity directed up When the system of you and the elevator is moving up with a constant velocity‚ what do we need to change on the freebody diagrams? 1. An extra
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Biomechanical Analysis of Skilled Movement Sprint start INTRODUCTION Sprinting is a dynamic sport‚ the aim is to produce as much power and momentum in order to maximise the speed and velocity in which a sprinter covers a distance of 100 meters. There are many factors that will determine the speed and as a result the time obtained in a race. The start‚ or the sprint start as it is known‚ is a vital part of the 100 meter sprint. It determines how fast the sprinter will be going at the start of the
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inclined plane. To measure the instantaneous velocity and to determine the acceleration of the cart from the slope of the velocity-time graph. Theoretical Background A cart moving down a smooth incline speeds up. This is a simple case of a uniformly accelerated motion in one dimension. The rate of change of velocity is constant or uniform. The rate of change of velocity is called acceleration. To determine the acceleration‚ one needs to measure the velocity at two different points along the incline
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stationary with a flat line across the 0.7 line. Acceleration graph begins sloping negatively once the force of hand is applied. After 2.6 seconds the cart is pushed towards the sensor until it reaches 0.2 meters. At this point the power of fan becomes greater than the power of the hand and the cart changes direction. Net force equals Fhand. All three graphs show this movement with a negative sloping and then a positive sloping in Acceleration halfway through Region B which in turn makes velocity
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field experiment about speed‚ a scientist created the chart above. The chart shows distance and time measurements for a racing A. 0 m/s B. 96 m/s C. 192 m/s D. 384 m/s 2. What is the racing car’s acceleration? A. 0 m/s2 B. 96 m/s2 C. 192 m/s2 D. 384 m/s2 3. Theodore plots the data in the chart above. He plots distance on the y-axis and time on the x-axis. How will the movement of the racing
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subtopics of kinematics and dynamics. Kinematics is concerned with the aspects of motion that exclude the forces that cause motion. In a manner of speaking‚ kinematics is focussed on the development of definitions: position‚ displacement‚ velocity‚ acceleration and on the relationships that exist between them. Dynamics widens the study of motion to include the concepts of force and energy. Definitions Position Kinematics begins with the idea of position. Suppose that we photograph an object moving
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