A hard rubber ball is dropped from rest. It falls to the concrete floor and bounces back up ALMOST to its initial height. A motion detector is mounted on the ceiling directly above the ball‚ facing down. So‚ the positive direction -- the away-from-the-detector direction -- is downward. Draw the position‚ velocity‚ and acceleration graphs. Since moving downward is a positive direction‚ is the velocity positive when the ball falls‚ 0 when it hits the ground‚ and then negative when it moves up?
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Concordia University Executive Summary Problem/Goal Definition The Baron’s goal is to determine which farmers’ wheat production was more efficient with respect to the resources provided to them. Quantitative Analysis • Bushels of wheat are used as the common denomination in this case. • Oxen and plow are depreciable assets. According to Exhibit C and Exhibit D‚ both farmers’ oxen are depreciated using the straight-line method. Frederick can depreciate his plow‚ but Ivan cannot
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Introduction: Systolic blood pressure‚ the highest pressure in the cardiac cycle‚ measures the pressure in the arteries as the left ventricle contracts. Diastolic blood pressure‚ the lowest pressure in the cardiac cycle‚ measures the pressure in the arteries as the ventricles relax and refill with blood just before the next ventricular contraction. We measure blood pressure using a sphygmomanometer and a stethoscope. To measure the systolic pressure‚ place the blood pressure cuff on the upper arm
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Jeremy Li Wai Long Lam Experiment 9: Rate Law Determination of the Crystal Violet Reaction Goals: Under stand 1st‚ 2nd ‚ and 3rd order chemical reactions‚ learn graphing options available on LogerPro Purpose: Determine the reaction order with respect to crystal violet for the reaction between crystal violet and sodium hydroxide. Introduction: The rate expression for this reaction is of the form: rate = K(CV+)M(OH-)N Where k = re constant‚ m is the order of the reaction with respect to the
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Experiment 3: Cryoscopic Determination of Molecular Weight Aim: The primary objective of the experiment is to calculate the total molecular mass of the compound benzoic acid in a predetermined amount of cyclohexane. Introduction: One of the key concepts in this experiment is the term freezing point depression. The definition of this phrase is that when a solute is dissolved into a solvent‚ their collective boiling point will be less than that of the original boiling point of the solvent. This incidentally
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CHAPTER I THE PROBLEM AND ITS BACKGROUND Background of the study Herbal medicines have been part of the ingenious way of living in the society since the earlier times. Primitive men have been using this kind of medicine as the primary method of medication without undergoing different industrial processes. Herbal medicines have really come a long journey way back to the ancient times of Herbalism. One of the considered pioneers in Herbal medical field was Imhotep‚ a priest-physician of the ancient
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SPECTROPHOTOMETRIC DETERMINATION OF THE EQUILIBRIUM CONSTANT OF A REACTION Methodology The following stock solutions were prepared: 1.0 M HCl‚ 0.1 M HCl‚ 0.1 M KSCN‚ 0.002 M KSCN (in 0.1 M HCl)‚ 0.2 M FeCl3 (in 0.1 M HCl)‚ and 0.002 M FeCl3(in 0.1 M HCl). Using the prepared stock solutions‚ the standard (Table 1) and Unknown (Table 2) solutions were prepared. Table 2. Preparation of Standard Solutions 0.10 M KSCN 0.002 M FeCl3 0.1 M HCl Blank 2.0 ml 0.0 ml 8 ml S1 2.0 ml 0.1 ml 7
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SPECTROPHOTOMETRIC DETERMINATION OF THE EQUILIBRIUM CONSTANT OF A REACTION M. L. SANGA CHEMICAL ENGINEERING‚ COLLEGE OF ENGINEERING UNIVERSITY OF THE PHILIPPINES‚ DILIMAN‚ QUEZON CITY‚ PHILIPPINES DATE PERFORMED: JANUARY 15‚ 2014 INSTRUCTOR’S NAME: MOISES JEROME GARRERO ______________________________________________________________________________________________________________________________ ABSTRACT The experiment aimed to determine the equilibrium constant Keq of the formation
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LABORATORY EVALUATION OF SOIL MOISTURE USING MICROWAVE TECHNIQUES 1K .Prasanth ‚ 2K .Shashank ‚ 3M .Ashok ‚ 4M . AV H Krishna ‚ 5Zachariah C Alex 1B.TECH (ECE)‚VIT University‚Vellore‚2B.TECH(ECE)‚VIT University ‚Vellore‚ 3B.TECH (ECE)‚VIT University‚Vellore‚4B.TECH(ECE)‚VIT University ‚Vellore‚ 5Senior professor‚ VIT University‚ Vellore. ABSTRACT Microwave techniques can be used to measure soil moisture content‚ mineral content and fertility of the soils. A microwave set up is
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Reviewer’s Name: Sanjeev Mishra UMN ID Number: 4585009 The Photoelectric Effect: A Determination of Planck’s constant Ian E. Jaeger School of Physics and Astronomy‚ University of Minnesota – Twin Cities 116 Church St. S.E.‚ Minneapolis‚ MN 55455 Abstract The photoelectric effect was explored to determine an experimental value of Planck’s constant‚ h. Included is a brief introduction to the history leading up to Einstein’s discovery of the photoelectric effect as well as the theory behind
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