# ELEMENTS OF ELECTRICAL ENGINEERING K Scheme (II - E&Tc/ECE/ELEX. - 312315)

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Syllabus Elements of Electrical Engineering - (312315) Learning Scheme Credits Assessment Scheme Actual Contact Hrs./Week SLH NLH Paper Duration Theory Based on LL & TL Based on SL Total Marks CL TL LL Practical FA-TH SA-TH Total FA-PR SA-PR SLA Max Max Max Min Max Min Max Min Max Min 3 - 2 1 6 3 3 30 70 100 40 25 10 25 10 25 10 175 Sr. No. Theory Learning Outcomes(TLO's) aligned to CO's. Learning content mapped with Theory Learning Outcomes (TLO's) and CO's. 1. TLO 1.1 Describe the terms related to Magnetic circuit. TLO 1.2 Distinguish between electric and magnetic circuit. TLO 1.3 Interpret magneto motive force in series and parallel magnetic circuit. TLO 1.4 Describe laws related to magnetic circuit. TLO 1.5 Classify the types of induced electromotive force Unit - I Magnetic circuits 1.1 Define and state units of Magnetic flux, Flux density, Magneto motive force, Magnetic field strength, Permeability. 1.2 Electric circuit and magnetic circuit analogy and differences. 1.3 Series and parallel magnetic circuit. 1.4 Faraday's laws of electro-magnetic induction, Lenz's law, Fleming right hand and left hand rule. 1.5 Dynamically and statically induced emf, self and mutual induced Electromotive force and its inductances. (Chapter - 1) 2. TLO 2.1 Compare AC quantities with DC quantities. TLO 2.2 Describe terminology related to A.C. fundamentals. TLO 2.3 Describe different forms of representation for electrical quantity. TLO 2.4 Analyze A.C. circuits for different types of load. TLO 2.5 Explain generation of three phase induced emf. TLO 2.6 Analyze three phase circuit for star and delta connection. Unit - II A.C. fundamentals for single phase and polyphase circuits 2.1 Define A.C. and D.C. quantities, advantages of A.C. over D.C. 2.2 Single phase sinusoidal A.C. wave : instantaneous value, cycle, amplitude, time period, frequency, angular frequency, R.M.S. value, average value for sinusoidal waveform. 2.3 Vector, polar and complex forms representation of an ac quantity, phase angle, phase difference concept of lagging and leading. 2.4 A.C. through pure resistance, inductance and capacitance. Its equation, vector diagram and waveform. 2.5 Define polyphase system and advantages of three phase system over single phase system. 2.6 Generation of three phase induced emf and its waveform. 2.7 Phase and line currents, phase and line voltages in star connected and delta connected balanced load system. (Chapter - 2) 3. TLO 3.1 Explain construction and working principle of given type of transformer. TLO 3.2 Select different types of transformer for the particular application. TLO 3.3 Describe construction and the working of DC motor. TLO 3.4 Select the type of DC motor for given application. Unit - III Transformers and DC motors 3.1 Transformer construction and working principle, emf equation, voltage ratio, transformation ratio. 3.2 Auto-transformer, Pulse transformer and Isolation transformer construction, working principle and applications. 3.3 DC motor construction and working principle. 3.4 Different types of DC motors with its schematic diagram. 3.5 Applications of DC motors. (Chapters - 3, 4) 4. TLO 4.1 Explain the construction and working principle of the given type of FHP motor. TLO 4.2 Select relevant FHP motor for the respective application. TLO 4.3 Describe the procedure to connect given motor for the given application. Unit - IV Fractional horse power motors 4.1 Construction, working principle and application of split phase single phase AC induction motors. 4.2 Construction, working principle and application of universal motor and reversal of direction of rotation. 4.3 Construction, working principle and application of stepper motor. Only concept of speed control, stepper motor's reversal of direction of rotation. 4.4 Construction, working principle, specification and application of linear induction motor (Chapter - 5) 5. TLO 5.1 Explain general safety rule of electrical system. TLO 5.2 Explain and select the different types of protective devices. TLO 5.3 Draw circuit connection diagram of protective devices. TLO 5.4 Describe earthing system and related terms. Unit - V Electrical protective devices 5.1 Electrical general safety rules, Personal Protective Equipment (PPE), Selection of wires and cable as per application. 5.2 Type of fuses, operation, connection diagram and application of fuses, Miniature Circuit Breaker(MCB), Moulded Case Circuit Breaker (MCCB), Earth Leakage Circuit Breaker(ELCB)operation, connection diagram and general specification. 5.3 Draw circuit connection diagram of Protective devices. 5.4 Need of Earthing, methods of earthing, types of earthing and factors affecting earthing as per Indian Electricity rule. (Chapter - 6)

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