02186nam 2200517 a 450 991046044300332120200520144314.092-2-121620-9(CKB)2670000000068491(EBL)605724(OCoLC)813247154(SSID)ssj0000970539(PQKBManifestationID)11502565(PQKBTitleCode)TC0000970539(PQKBWorkID)11020784(PQKB)11247376(MiAaPQ)EBC605724(Au-PeEL)EBL605724(CaPaEBR)ebr10512120(EXLCZ)99267000000006849120111213d2008 uy 0engur|n|---|||||txtccrInternational Labor Organization reportIGeneral report : 18th International Conference of Labour Statisticians : Geneva, 24 November-5 December 2008[electronic resource]Geneva International Labour Office20081 online resource (84 p.)"ICLS/18/2008/I."92-2-121619-5 Includes bibliographical references.CONTENTS; 1. Statistical work of the ILO during the period 2004-08; 2. Updating of the International Standard Classification of Occupations; 3. Measuring and monitoring decent work; 4. Indicators of labour underutilization; 5. Measurement of volunteer work; 6. Future work of the ILO in labour statistics (2009-13); Bibliography; Appendix: Ratification of the Labor Statistics Convention, 1985 (No. 160)This meeting of experts was convened by the Governing Body of the International Labour Office to discuss and adopt international statistical standards on two topics: child labour and working time. Also available in French and Spanish.Labor marketCongressesElectronic books.Labor market331.1021International Labour Organization.MiAaPQMiAaPQMiAaPQBOOK9910460443003321International Labor Organization report2178989UNINA06069nam 2200553 450 99646684740331620230609152134.03-030-65140-1(CKB)5090000000004688(MiAaPQ)EBC6746061(Au-PeEL)EBL6746061(OCoLC)1273968384(PPN)258299916(EXLCZ)99509000000000468820220703d2021 uy 0engurcnu||||||||txtrdacontentcrdamediacrrdacarrierPhysics experiments with Arduino and smartphones /Giovanni OrgantiniCham, Switzerland :Springer,[2021]©20211 online resource (403 pages)Undergraduate texts in physics3-030-65139-8 Includes bibliographical references and indexes.Intro -- Preface -- Acknowledgements -- Contents -- 1 Physics and Nature -- 1.1 Physics and Other Sciences -- 1.2 Measurements and the Laws of Physics -- 1.3 The Process of Measurement -- Summary -- References -- 2 Establishing a System of Units -- 2.1 Measuring Light Intensity -- 2.2 Definition of Units -- 2.3 Systems of Units -- Summary -- References -- 3 Collecting Data -- 3.1 Instruments -- 3.2 Smartphones -- 3.3 Arduino -- 3.4 Open Source Makes It Better -- 3.5 Measuring Light Intensity with a Smartphone -- 3.6 Measuring Light Intensity with Arduino -- 3.7 Understanding Arduino Programming -- 3.8 Python Data Collection -- Summary -- 4 Uncertainties -- 4.1 Data Analysis -- 4.2 Data Analysis with Python -- Summary -- 5 Establishing Physical Laws -- 5.1 Light Transmission -- 5.2 Taking the Average with Arduino -- 5.3 A First Look at Data -- 5.4 Plotting Graphs and Interpolating Data -- 5.5 An Approximated Model -- 5.6 Non-polynomial Models -- 5.7 The Exponential Model -- Summary -- 6 Free-Fall and Accelerations -- 6.1 Setting Up the Experiment -- 6.2 Measuring Times -- 6.3 Photogates -- 6.4 Measuring Time with Arduino -- 6.5 An Acoustic Stopwatch -- 6.6 Uncertainty Propagation -- 6.7 Measuring Accelerations -- 6.8 MEMS Accelerometers -- 6.9 Annotating Graphs -- 6.10 Instrument Characteristics -- Summary -- 7 Understanding Data Distributions -- 7.1 On the Values Returned by Instruments -- 7.2 Probability -- 7.3 Bayes Theorem and Physics -- 7.4 Statistical Distribution of Data -- 7.5 Uniform Distribution -- 7.6 Expected Value, Variance and Moments -- 7.7 Combining Errors, Revisited -- 7.8 The Binomial Distribution -- 7.9 The Shape of the Bimonial Distribution -- 7.10 Random Walk -- 7.11 The Poisson Distribution -- 7.12 The Shape of the Poisson Distribution -- Summary -- References -- 8 Counting Experiments.8.1 Experiments with Binomial and Poisson Statistics -- 8.2 Operations on Lists -- 8.3 Chauvenet's Criterion -- 8.4 Simulating Advanced Experiments -- 8.5 Using Arduino Pins -- 8.6 The Phyphox Editor -- 8.7 Readily Available Particle Detectors -- 8.8 Image Manipulation with Python -- Summary -- Reference -- 9 The Normal Distribution -- 9.1 A Distribution Depending on the Distance -- 9.2 The Central Limit Theorem -- 9.3 Experimental Proof of the Central Limit Theorem -- 9.4 The Markov and Chebyschev Inequalities -- 9.5 Testing Chebyschev's Inequality -- 9.6 The Law of Large Numbers -- 9.7 The Uncertainty About the Average -- Summary -- 10 Kinematics -- 10.1 Designing the Experiment -- 10.2 Measuring Time and Distances with Arduino -- 10.3 Ultrasonic Sensors -- 10.4 Arduino Data Acquisition -- 10.5 Collecting Data -- 10.6 Data Analysis -- 10.7 Evaluating the Goodness of a Fit -- 10.8 Data Processing -- 10.9 The χ2-Distribution -- 10.10 The Least Squares Method -- 10.11 Discarding Bad Data -- 10.12 Measuring Gravity Acceleration -- Summary -- 11 Oscillations -- 11.1 An Experiment to Study Elasticity -- 11.2 A Study of Spring Dynamics with Smartphones -- 11.3 Obtaining Parameters from Data -- 11.4 Extracting and Manipulating Data -- 11.5 Optimisation Methods -- 11.6 A Harmonic Oscillator with Arduino -- 11.7 Newton's Laws -- 11.8 A Widely Applicable Model -- Summary -- Reference -- 12 Maximum Likelihood -- 12.1 Application of the Bayes Theorem to Measurements -- 12.2 An Experimental Proof -- 12.3 Parameter Estimation -- Summary -- 13 Physics in Non-inertial Systems -- Giovanni Organtini -- 13.1 Dynamics in Non-inertial Systems -- 13.2 Free-Fall -- 13.3 Custom Experiments with Phyphox -- 13.4 Centripetal and Centrifugal Accelerations -- 13.5 Coriolis Acceleration -- 13.6 Euler Acceleration -- Summary -- 14 Dynamics of Rigid Bodies.14.1 A Cylinder Rolling Along an Incline -- 14.2 Using a Smartphone's Gyroscope Remotely -- 14.3 Arduino Gyroscopes and I2C Communications -- 14.4 The Arduino Wire Library -- 14.5 Using an SD Card -- 14.6 Using SD Cards to Store Data -- 14.7 The Native SPI Protocol -- Summary -- References -- 15 Wave Mechanics -- 15.1 Making Waves -- 15.2 Command Line Options -- 15.3 Properties of a Wave -- 15.4 The Student's t-Distribution -- 15.5 Interference -- 15.6 Finding the Distribution of a Random Variable -- 15.7 Beats -- 15.8 Collecting Audio Data with Arduino -- 15.9 Dimensional Analysis -- 15.10 Temperature Measurements with Arduino -- 15.11 The 1-Wire Protocol -- 15.12 Establishing a Correlation -- Summary -- References -- Index -- Index.Undergraduate texts in physics.PhysicsExperimentsFísicathubArduino (Controlador programable)thubTelèfons intel·ligentsthubLlibres electrònicsthubPhysicsExperiments.FísicaArduino (Controlador programable)Telèfons intel·ligents530.078Organtini Giovanni462898MiAaPQMiAaPQMiAaPQBOOK996466847403316Physics Experiments with Arduino and Smartphones2567979UNISA