Experiments in electrical engineering

Description

Contains 49 experiments on electrical engineering concepts, including electricity, magnetism, currents, voltage, generators, transformers, relays, alternators, resistance and gaps. Each experiment includes its object, setup and method, results and questions with answers. The final chapter contains 189 questions with answers on general electricity and electronics knowledge. Abstract: Designed as a hands-on guide for labs or for the hobbyist, this book covers instructions and methods for doing experiments with currents and magnetism. Features: Covers instructions and methods for doing experiments with currents and magnetism.  Read more... Content: Machine generated contents note: Experiment 1 -- To Determine Internal Resistance of a Battery -- Experiment 2 -- Load Test on a D.C. Series Generator -- Experiment 3 -- Load Test on a D.C. Series Motor -- Experiment 4 -- Load Test on a D.C. Shunt Motor -- Experiment 5 -- Load Test on a D.C. Shunt Generator -- Experiment 6 -- Load Test on a D.C. Compound Motor -- Experiment 7 -- Load Test on a D.C. Compound Generator -- Experiment 8 -- No-Load Test on a Separately Excited D.C. Generator (Magnetization Characteristic) -- Experiment 9 -- No-Load Test on a D.C. Shunt Generator (Magnetization Characteristic) -- Experiment 10 -- No-Load Test on a D.C. Shunt Motor (Swinburne Test) -- Experiment 11 -- To Perform a Hopkinson Test on Two Identical D.C. Shunt Machines -- Experiment 12 -- Open-Circuit Test and Short-Circuit Test on a Single-Phase Transformer -- Experiment 13 -- Load Test on a Single-Phase Transformer -- Experiment 14 Note continued: Back-to-Back Test on Two Identical Transformers (Sumpner Test) -- Experiment 15 -- Separation of Losses in a Single-Phase Transformer (Separation of Eddy Current and Hysteresis Loss) -- Experiment 16 -- Separation of Losses in a D.C. Shunt Motor -- Experiment 17 -- To Perform a Load Test on a Three-Phase Slip-Ring Induction Motor -- Experiment 18 -- To Perform a No-Load and Blocked Rotor Test on a Three-Phase Squirrel Cage Induction Motor -- Experiment 19 -- No-Load Test and Short-Circuit Test on a Three-Phase Alternator -- Experiment 20 -- A Load Test on a Three-Phase Synchronous Generator -- Experiment 21 -- To Determine Regulation of a Three-Phase Alternator at Full Load, Lagging Power Factor, and Leading Power Factor -- Experiment 22 -- To Determine the V-Curve and Inverted V-Curve of a Synchronous Motor -- Experiment 23 Note continued: To Determine Regulation of a Three-Phase Alternator for Full Load at a Power Factor Using the Zero Power Factor Method or the Potier Triangle Method -- Experiment 24 -- To Determine the Regulation of a Three-Phase Alternator at a Load and Its Power Factor by the MMF Method -- Experiment 25 -- To Measure the Iron Loss at Different Flux Densities with a Lloyd Fisher Magnetic Square -- Experiment 26 -- Study of Overcurrent Relay (I.D.M.T. Type) and Determination of the Time-Current Characteristic -- Experiment 27 -- Study of the Instantaneous Relay and Determination of the Pickup and Reset Values -- Experiment 28 -- Study of the Directional Overcurrent Relay -- Experiment 29 -- Study of the Percentage Differential Relay -- Experiment 30 -- To Plot Burden Current Characteristics of the Given Current Transformers -- Experiment 31 -- For the Given Current Transformer and Burden to Find the Ratio and Phase Angle Error at -- (a).100% Rated Current and Note continued: (b).50% Rated Current by the Mutual Inductance (Absolute) Method -- Experiment 32 -- To Plot the Power-Angle Curve of a Three-Phase Salient Pole Synchronous Generator -- Experiment 33 -- Determination of Xd and Xq by Slip Test -- Experiment 34 -- To Study the Effect of the Brush Separation and Brush Shift on the Speed and Power Factor of the Schrage Motor -- Experiment 35 -- To Plot Magnetization Characteristics and Load Characteristics of Metadyne Generators -- Experiment 36 -- To Plot the Magnetization Characteristic and Load Characteristic of an Amplidyne Generator -- Experiment 37 -- To Determine Negative Sequence and Zero Sequence Reactions of a Synchronous Machine -- Experiment 38 -- To Determine Parameters of a Single-Phase Induction Motor -- Experiment 39 -- Measurement of a Small Resistance by Kelvins Double Bridge -- Experiment 40 -- Calibration of a Watt-Hour Meter by a Standard Wattmeter -- Experiment 41 Note continued: Calibration of A.C. Wattmeter by a Standard Voltmeter and Ammeter -- Experiment 42 -- Calibration of an Ampere-Hour Meter by a Standard Ammeter -- Experiment 43 -- To Find an Unknown Inductance with Hays Bridge -- Experiment 44 -- To Determine a Value of High Resistance by the Loss of Charge Method -- Experiment 45 -- Calibration of a Wattmeter and Ammeter by Crompton's Potentiometer -- Experiment 46 -- Study of an Impulse Generator (1.6 Million Volts) -- Experiment 47 -- To Determine the Breakdown Voltage of an Oil Sample -- Experiment 48 -- To Determine the Breakdown Characteristics of -- (a).Sphere-Sphere Gap -- (b).Rod-Rod Gap -- (c).Needle-Needle Gap -- Experiment 49 -- To find the voltage distribution across a string of a suspension insulator having five units, and to determine the efficiency of a string of insulators and to plot a graph between percentage voltage and the number of insulators from the line end.