'Resistance r' diaporamas de présentation

Motors: a System Approach

Motors: a System Approach. Kurt Heinzmann DEKA Research & Development Corp. January 2007. General Topics Example problems Problem formulation and analysis Manufacturers' torque curves and specification sheets Temperature rise Power loss in battery, wires and other components Gear ratio

618 views • 50 slides

Evolutionary/ Intelligent Design of Gradient Amplifiers

Evolutionary/ Intelligent Design of Gradient Amplifiers. Greig Scott. Prepolarized Magnetic Resonance Imaging Lab, Department of Electrical Engineering, Stanford University. Goals. Gradient Amplifier Problem Statement The venerable Techron 8607 Feedback Control and Compensation

711 views • 38 slides

Cognitive Analysis of Student Learning Using LearnLab

Cognitive Analysis of Student Learning Using LearnLab. University of Pittsburgh. Brett van de Sande, Kurt VanLehn, & Tim Nokes. Agenda. LearnLab methodology Demonstration of Andes, an intelligent homework tutor Log File Analysis. Goal: To understand physics learning. Policy level

485 views • 38 slides

Prototype Presentation

Prototype Presentation. Stephanie Moran, Ryan Rosario, Zachary Stauber , Bethany Tomerlin , Juan Carlos Ybarra . We modified our goals to more suitably match our application. Inexpensive High Elongation (>10%) Fast Response Time Precision.

389 views • 28 slides

Lecture 3: Transistors

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Resistivity

Resistivity. Learning objectives. Candidates should be able to: (a) define resistivity of a material; (b) select and use the equation ( c) describe how the resistivities of metals and semiconductors are affected by temperature; (d) describe how the resistance of a pure metal

610 views • 23 slides

Static and Current Electricity

Static and Current Electricity. Chapter 5. Electric Charge. Atom is made up of electrons and nucleus Nucleus contains the protons and neutrons Electrons are outside the nucleus like a cloud surrounding the nucleus. Electric Charge. Charges in matter Electrons : negative electric charge

1.24k views • 23 slides

Magnetic Induction

943 views • 20 slides

Design and Implementation of VLSI Systems (EN1600) Lecture11: Delay Estimation

519 views • 16 slides

Resistivity

Resistivity. Electricity Lesson 5. Learning Objectives. To define resistivity . To know what causes resistance. To know how to measure resistance. Practice Conversion. If a wire has a cross sectional area of 1.23 square millimetres What is its area in square metres.

297 views • 12 slides