Our Books > BASIC ELECTRICAL ENGINEERING
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Author | K.P Anwar |
| Edition | 1st | |
| Pages | 160 | |
| RS | 60 |
CONTENTS
B tech syllabus - Kannur, Calicut and Kerala, universities
ELEMENTARY CONCEPTS
Electric current * Electromotive force * Electric charge * PD * Work power and energy * Resistance * Specific resistance * Temperature coefficient * Laws of resistance * Insulation resistance * Resistor
DC CIRCUITS
Series circuit * Parallel circuit * Kirchoff’s laws * Mesh analysis * Node voltage method * Independent and dependent sources * Superposition theorem * Maximum power transfer theorem * Star-delta transformation * Thevenin’s theorem * Norton’s theorem
MAGNETIC CIRCUITS AND ELECTROMAGNETIC INDUCTION
Defenitions * Magnetic circuits * Magnetomotive force * Magnetic flux * Magnetic field strength * Flux density * Permeability * Reluctance * Comparison of magnetic and electric circuits * Parallel magnetic circuits * Electromagnetic induction * Faraday’s laws * Fleming’s right hand rule * Lenz’s law * Dynamically induced emf * Statically induced emf * Self induction * Energy stored in an inductor * Mutual induction * Coefficient of coupling * Magnetic hysterisis
ELECTROSTATICS
Static electricity * Laws of electrostatics * Unit charge * Electric field * Dielectric strength * Capacitors * Capacitance * Time constant
AC FUNDAMENTALS
Generation of voltages and currents * R.M.S value * Average value * Form factor * Peak factor * Cycle * Frequency * Time period * Amplitude * Phase * Phase difference * Phasor representation * Symbolic representation * Polar form * Exponential form * Addition and subtration of phasors
AC CIRCUITS
Resistive ac circuits * Pure inductive circuits * Pure capacitive circuits * Series RL circuits * Series RC circuits * Series RLC circuits * Power in ac circuits * Active power * Reactive power * Apparent power * Power factor * Resonance in series RLC circuits * Parallel resonance * Admittance * Parallel ac circuits * Thevenin’s theorem * Norton’s theorem for ac circuits
POLYPHASE CIRCUIT
Polyphase voltage * Phase sequence * Star connection * Balanced and unbalanced system * Delta connection * Balanced star delta conversions * Power factor improvement
MEASUREMENT OF POWER IN THREE PHASE CIRCUITS
Three watt meter method * Two watt meter method * Power factor Variation in wattmeter readings with power factor
NETWORK ELEMENTS
Active and passive elements * Bilateral and unilateral elements * Linear and non linear elements * Lumped and distributed elements
AC INDUCTION MOTORS
Three phase squirrel cage induction motor * Slip ring induction motor * Rotating magnetic field * Slip Torque
TRANSFORMER
Working principle * Transformation ratio * EMF equation * Ideal transformer * Transformer loss and efficiency * All day efficiency * Regulation * Single phase and three phase transformers * Auto transformer * Transformer cooling
DC MOTORS
Working principle * Types * Back emf * Torque
DC GENERATORS
Working principle * EMF equation * Methods of excitation
ELECTRICAL MEASURING INSTRUMENTS
Principle of operation * Deflecting torque * Controling torque * Damping torque * Moving iron instruments * Attraction type moving iron instrument * Repulsion type moving iron instruments * Moving coil instruments * Permanent magnet type moving coil instrument * Dynamo meter type moving coil instrument * Difference between moving coil moving iron instruments * Watt meters * Dynamo meter type watt meter * Induction type watt meter * Megger * Induction tpe single phase energy meter