Topics: transformer, star, delta, load, dc power supply, rectifier

Topics: Semiconductors, Diode Theory, Diode Circuits, Special-Purpose Diodes, BJT Fundamentals, BJT Biasing, BJT Amplifiers, Multistage Amplifiers, CC Amplifiers, CB Amplifiers, Power Amplifiers, JFETs, MOSFETs, Thyristors, Frequency Effects, Differential Amplifiers, Operational Amplifiers, Negative Feedback, Linear Op-Amp Circuit Applications, Active Filters, nonlinear op-amp circuit applications, oscilators, regulated power supplies

Topics: valency, bonding, valence electron, H-bonding, Van der Waals, dispersion forces, dipole interaction, electrovalent, ordinary covalent, coordinate covalent

Topics: elements, compounds, atomic theory, chemical reaction, atom constituents, chemical symbols, chemical formulae, chemical reactions, chemical equations, electronic configuration, atomic number, mass numbers, nuclear atom, electronic, energy levels, Ion formations, nuclear reactions, radioactivity, nuclear radiations, nuclear fusion, nuclear fission, radioactivity hazards, chemical bonding, electrovalent bonding, Ionic bonding, electrovalent compounds, covalent bonding, covalent compounds, coordinate covalent bonding, dative covalent bonding, metallic bonding, intermolecular bonding, Van der Waal's forces, dipole-dipole attractions, hydrogen bonding, periodic table, periodic law, transition elements, atomic orbital model, principal quantum number, subsidiary quantum number, azimuthal quantum number, magnetic quantum number, spin quantum number, atomic orbital shape, atomic size, ionic radius, ionization energy, electron affinity, electronegativity, mole concept, melting, vaporization, boiling point, evaporation sublimation, heating graphs, cooling graphs, Boyle's law, Charles's law, Avogadro's law, boiling, solid classification, solid properties, molecular solid, metallic solid, Ionic solid, covalent solid, energy changes, heat content, heat of reaction, exothermic reactions, energy level diagrams, standard state, thermochemical equations, entropy, entropy change, free energy, chemical kinetic, rate of a chemical reaction, temperature, gas pressure, catalyst, activation, reaction rate, collision theory, Le Chatelier's principle, Haber process, contact process, salt hydrolysis, buffer solutions, common Ion effect, solubility product, Acid bases, salt, electrolysis, redox reactions, electrolytic conduction, oxidation, reduction, copper purification, electroplating, quantitative hydrolysis, metal corrosion, iron rusting, carbon, carbon allotropes, Diamond graphite, amorphous carbon, combustion reactions, industrial gas chemistry, metals, alloys, chemical industry, heavy chemicals, fine chemicals, fertilizers, plastics, soaps, detergents, pharmaceuticals, Nigerian chemical industry, aromatic compounds, Alicyclic compound, heterocyclic compound, homologous series, functional groups, isomerism, structural isomerism, geometric isomerism, IUPAC Nomenclature of organic compounds, purification methods, distillation, crystallization, chromatography, empirical formula, molecular formular, alkanes, natural gas, petroleum crude oil, benzene, fractional distillation petrol quality, cracking, isomerization, petrochemicals, alkanols, alkanoic acid, alkenoate, fat, oils, amino acid, polymer chemistry, polymerization processes, condensation polymerization, resins, natural polymers, carbohydrates, proteins, synthetic polymers, water pollution

Topics: Electrical engineering, Electric Circuit, resistance, resistivity, series, parallel networks, potential divider, capacitors, inductors, electrostatic field, electric field strength, capacitance, capacitors, electric flux density, permittivity, dielectric strength, inductance, DC circuit theory, Kirchhoff's law, Thevenin's theorem, Norton’s Theorem, Maximum Power Transfer Theorem, alternating voltages, alternating currents, rectification, complex numbers, transient, Laplace Transforms, digital electronics, semiconductors, semiconductor diodes, bipolar junction transistor, Metal-oxide Semiconductor Field-effect Transistors, Gallium Arsenide Semiconductors, Light-emitting Diodes, Analog Electronics, Operational Amplifier, circuit simulation, interfacing, Microcontrollers, Microprocessors, Power Electronics, signals, signal processing, filter design, bandpass filter, notch filter, Switched Capacitor Filter, Monolithic Switched Capacitor Filter, Communications Systems, Analog Modulation Techniques, Digital Modulation Techniques, electromagnetics, Electromagnetic Spectrum, Microwave Techniques, magnetic fields, Electromagnetic Transients, Electromagnetic Interference, Traveling Wave Effects, transformers, Electromagnetic Compatibility

Topics: reference work, Electronic Sources, information sources, reference services, Reference Interview, electronic library, Bibliographic Networks, search engines, Bibliography, Electronic Databases, National Union Catalog, Trade Bibliography, national bibilography, Indexing, Abstracting Services, Internet Worldwide Web, index evaluatipn, citation indexes, Encyclopedias, Evaluating Encyclopedias, Adult Encyclopedias, One Volume Encyclopedias, Ready-Reference Sources, Almanacs, Yearbooks, Handbooks, Directories, Biographical Sources, Dictionaries, Government Documents, geographical sources

Topics: Cybercrime, Cyber Security, Cyber Criminality, Cybercriminals, Cyber Threats, Electronic Evidence, Cybercrime Investigation, Generating Electronic Evidence, Electronic Evidence Handling, Computer Forensics, Computer Forensics Investigation, Computer Forensics Investigation Tools, Anomie-Strain Theory, Differential Association Theory, Situational crime prevention perspective

Topics: Speech Recognition, Speaker Recognition, Electronic Video Conferencing, Web Conferencing, Web Casting, Electronic Payment Systems, Digital Signature, Electronic Signature, Personal Digital Assistant, Sub Notebooks, Voice over Internet Protocol

Topics: Atom, molecule, electronic configuration, electron orbital, quantum numbers, principal quantum number, orbital angular quantum number, magnetic quantum number, spin magnetic quantum number, Aufbau principle, Hund's rule, Pauli-Exclusion principle, periodic table

Topics: electronic configuration, atomic orbitals, orbital diagram, Aufbau principle, Hund's rule, shielding effect, effective nuclear charge, diamagnetism, paramagnetism, Bohr's theory, Bohr model, correspondence principle, De broglie wavelength, De broglie equations, uncertainty principle, hydrogen atom, Schrodinger equation, classical praticles, quantum particles, Quantum numbers, Azimuthal Quantum Number, principal Quantum Number, Spin Projection Quantum Number, Pauli Exclusion Principle, Exclusion Principle, Physical Phenomena, covalent bonds, covalent compounds, Ionic Compounds, Hybridization, Pi bond formation, Pi bond, ethylene bonding