BE8253 – NOTES & QP
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BE8253 – SYLLABUS
UNIT I ELECTRICAL CIRCUITS
Basic circuit components — Ohms Law — Kirchoff?s Law — Instantaneous Power — Inductors — Capacitors — Independent and Dependent Sources — steady state solution of DC circuits — Nodal analysis, Mesh analysis- Thevinin?s Theorem, Norton?s Theorem, Maximum Power transfer theorem- Linearity and Superposition Theorem.
UNIT II AC CIRCUITS
Introduction to AC circuits — waveforms and RMS value — power and power factor, single phase and three-phase balanced circuits — Three phase loads — housing wiring, industrial wiring, materials of wiring.
UNIT III ELECTRICAL MACHINES
Principles of operation and characteristics of ; DC machines, Transformers (single and three phase ) ,Synchronous machines , three phase and single phase induction motors.
UNIT IV ELECTRONIC DEVICES & CIRCUITS
Types of Materials — Silicon & Germanium- N type and P type materials — PN Junction –Forward and Reverse Bias –Semiconductor Diodes –Bipolar Junction Transistor — Characteristics — Field Effect Transistors — Transistor Biasing –Introduction to operational Amplifier –Inverting Amplifier –Non Inverting Amplifier –DAC — ADC .
UNIT V MEASUREMENTS & INSTRUMENTATION
Introduction to transducers — Classification of Transducers: Resistive, Inductive, Capacitive, Thermoelectric, piezoelectric, photoelectric, Hall effect and Mechanical — ,Classification of instruments — Types of indicating Instruments — multimeters –Oscilloscopes- — three-phase power measurements– instrument transformers (CT and PT ).