BEE COURSE FILE PREPARED BY: BHARTI TUNDWAL (ECE DEPARTMENT)

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1 BEE COURSE FILE PREPARED BY: BHARTI TUNDWAL (ECE DEPARTMENT)

2 DELHI COLLEGE OF TECHNOLOGY& MANAGEMENT, PALWAL ACADEMIC CALENDAR RECORD NO.: QF/ACD/01 Revision No.: 00 ACADEMIC CALENDER OF B.TECH, M.TECH, BBA &MBA (EVEN SEMESTER) 15 th Jan th April 2018 Date Total Days 15 th -19 th Jan nd -26 th Jan th Jan-02 nd Feb th -09 th Feb th -16 th Feb th -23 rd Feb th Feb -02 nd Mar th -09 th Mar th -16 th Mar th -23 rd Mar th -30 th Mar nd -06 th Apr th 13 th Apr th -20 th Apr th -27 th Apr Lecture Schedule Total No. of Days = 75 Holidays = 5 Total Working Days = 70 Remarks Registration on 15 th Jan 2018 ALL EVEN SEMESTER (B.Tech, M.Tech, BBA & MBA ) Annual Function: 15 th -16 th February Holidays: 26 th January: Republic Day (Friday) 13 th February: Mahashivratri (Tuesday) 28 th February to 02 March : Holi Holidays (Wednesday to Friday) 30 th Apr-04 th May ST/REVISION/MERCY TEST/DOUBT CLASSES 1. All students should be kept informed about weekly teaching schedule and class tests for each Subject. 2. All students must understand the eligibility criteria for university examination which is 75% of the Attendance. Students are advised to attend all classes i.e. 100% attendance. 3. From 12 th February 2018 onwards Sessional Test of 90 minutes duration will be conducted on every Monday from 9:30 AM to 11:00 AM for both university. 4. PDP/GATE classes and other value added activities will be done as time table. There will be common slot in time table for each discipline and year for these activities.

3 Prof. (Dr) Vivek Kumar Principal Delhi College of Technology and Management, Palwal Session: Even Semester S.NO. Weeks Monday Dates ST WITH SUBJECT NO. SUB1 SUB2 SUB3 SUB4 SUB5 SUB th January 15 th JANUARY REGISTRATION All Sem (B.TECH, BBA, MBA, M.Tech) th January FIRST TWO SPECIAL LECTURES FOR SUB 1/ th January FIRST TWO SPECIAL LECTURES FOR SUB 1/2 FIRST TWO SPECIAL th February LECTURES FOR SUB 1/2 VL PD CT th February ST th February ST2 PB th February ST3 PA VL CT1 PA VL CT1 PC PB CT1 VL th March ST4 PD CT1 VL th March ST5 CT1 PC VL th March ST6 VL PD CT th March ST1 PA VL CT nd April ST2 PB PA VL CT th April ST3 PC PB CT2 VL th April ST4 PD CT2 VL rd April ST5 CT2 PC VL th April ST6 REVISION/MERCY TEST/DOUBT CLASSES Duration of all Presentations of the students is Two lectures to be monitored rigorously by HOD and senior faculty member of concerned department. Two NPTEL Video lectures for the students in each subject are must in this semester. Select one new subject from AICTE/SWAYAM for each semester to all students. Legends CT - Class Test ST - Sessional Test VL VIDEO LECTURE PA- PRESENTATION GROUP A PB- PRESENTATION GROUP B PC- PRESENTATION GROUP C PD- PRESENTATION GROUP D

4 ATT Attendance 23/02/ /03/2018 Final 27/04/2018 Letter to Parents on 26 th February and 26 th March 2018 EE-101C BASIC ELECTRICAL ENGINEERING B. Tech I / II Semester No. of Credits: 3 Sessional: 25 Marks L T P Total Theory : 75 Marks Total : 100 Marks Duration of Exam: 3 Hours Pre Requisite: None Successive: Power Plant Engineering Course Objectives: The objective of this Course is to provide the students with an introductory and broad treatment of the field of Electrical Engineering..Course Outcome (COs): At the end of the course, the student shall be able to: CO 1- Analyze and solve the problems of DC Circuits and Network theorems CO 2- Solve problems related to AC circuits and Magnetic circuits CO 3- Examine the behaviour of poly phase system and power measurement CO 4- Understand the working principle, construction and applications of AC & DC machines Syllabus: UNIT I DC Circuits: Ohm's Law and Kirchhoff s Laws; Analysis of series, parallel and series-parallel circuits excited by independent voltage sources; Power and energy; Electromagnetism:- Faradays Laws, Lenz's Law, Fleming's Rules, Statically and dynamically induced EMF; Concepts of self inductance, mutual inductance and coefficient of coupling; Energy stored in magnetic fields; Hysteresis and Eddy current losses. UNIT II Network Theorems: Superposition, Thevenin s and Norton s, Reciprocity, Compensation, Maximum Power transfer, Tellegan s and Millman s theorems, Application of theorems to dc and ac circuits. UNIT III AC Circuits: Single Phase A.C. Circuits :-Generation of sinusoidal voltagedefinition of average value, root mean square value, form factor and peak factor of sinusoidal voltage and current and phasor representation of alternating quantities; Analysis with phasor diagrams of R, L, C, RL, RC and RLC circuits; Real power, reactive power, apparent power and power factor, series, parallel and series- parallel circuits, Series and Parallel resonance, selectivity, bandwidth and Q factor, earthing YMCA University of Science & Technology Faridabad Page 31 Three Phase A.C. Circuits:- Necessity and Advantages of three phase systems, Generation of three phase power, definition of Phase sequence, balanced supply and balanced load; Relationship between line and phase values of balanced star and delta connections; Power in balanced three phase circuits, measurement of power by two wattmeter method. UNIT IV Electrical Machines: Transformers: - Principle of operation and construction of single phase transformers (core and shell types). EMF equation, losses, efficiency and voltage regulation, Principle of operation of an Auto Transformer. Applications. Synchronous Generators: - Principle of operation and constructional features, Applications DC Machines:- Principle of Operation and constructional features, Classification and Applications. Three Phase Induction Motor:- Principle of Rotating Magnetic Field, Principle of Operation of 3-Phase Induction Motor, Starting Methods and Applications of Three Phase Induction Motors. Text Books: 1. Edward Hughes, Electrical Technology,10th Edition,ELBS Electrical Engg. Fundamentals. By V. Del Toro Prentice Hall

5 3. Electrical Technology, By H. Cotton, 7th Edition 4. Basic Electrical Engineering by Kothari & Nagrath TMH DELHI COLLEGE OF TECHNOLOGY & MANAGEMENT(DCTM), INSTRUCTION PALWAL PLAN RECORD NO.: QF/ACD/009 Revision No.: 00 Name of Faculty: BHARTI TUNDWAL Department: ECE Course Title: BASIC ELECTRICAL ENGINEERING Course Number: EE-101-C Class & Semester CSE,CE,ECE & SECOND Session: JAN-MAY 2017 Instruction Plan Details: Topics to be covered References Remarks Lecture No. 1. Ohm s Law, Kirchhoff s Laws with numerical 2. Analysis of series, parallel and series-parallel circuits excited by independent voltage sources; Power and energy 3. Faradays Laws, Lenz's Law, Fleming's Rules, Statically and dynamically induced EMF 4. Concepts of self inductance, mutual inductance and coefficient of coupling 5. Energy stored in magnetic fields; Hysteresis and Eddy current losses 6. Nodal and Loop methods of analysis with numerical 7. Star to Delta & Delta to Star transformation with numerical, 8. Thevenin s theorem with numerical 9. Norton s theorem with numerical 10. Superposition theorem 11. Maximum power transfer theorem, Milman s theorem 12. Reciprocity & compensation 13. Application of theorems to dc and ac circuits 14. Generation of sinusoidal voltage definition of average value, root mean square value 15. Form factor and peak factor of sinusoidal voltage and current and phasor representation of alternating quantities 16. Analysis with phasor diagrams of R, L, C, RL, RC and RLC circuits 17. Real power, reactive power, apparent power and power factor 18. Series, parallel and series- parallel circuits, Series and Parallel resonance 19. Selectivity, bandwidth and Q factor, earthing 20. Necessity and Advantages of three phase systems, Generation of three phase power BL THEREJA S.K SAHDEV, BL THEREJA S.K SAHDEV, BL THEREJA UNIT-1 UNIT-2 UNIT-3

6 21. Definition of Phase sequence, balanced supply and balanced load 22. Relationship between line and phase values of balanced star and delta connections 23. Power in balanced three phase circuits, measurement of power by two wattmeter method. 24. Transformers: - Principle of operation and construction of single phase transformers (core and shell types) 25. EMF equation, losses, efficiency and voltage regulation 26. Principle of operation of an Auto Transformer. Applications 27. Synchronous Generators: - Principle of operation and constructional features 28 Applications 29 DC Machines:- Principle of Operation and constructional features 30 Classification and Applications 31 Three Phase Induction Motor:- Principle of Rotating Magnetic Field 32 Principle of Operation of 3-Phase Induction Motor 33. Starting Methods 34. Applications of Three Phase Induction Motors. 35. VIDEO LECTURE (INDUCTION MOTOR) 36. Numericals of transformers 37. Numerical of synchronous motors 38. Numerical of synchronous generators 39. Numerical of Three Phase Induction Motor: 40. SAMPLE PAPERS SAMPLE PAPERS SAMPLE PAPERS-3 S.K SAHDEV, ASHFAQ HUSSAIN UNIT-4 Text Books: 1.1 Basic Electrical Engg.(IInd Edition): D.P. Kothari & I.J. Nagrath, TMH 1.2. Electrical Engg. : J.B. Gupta, S.K. Kataria & Sons 1.3. Electrical Technology (Vol-I): B.L. Theraja & A.K. Theraja, S. Chand Reference Books/Websites: 2.1 Fundaments of Electrical & Electronics Engg. S.K. Sahdev (Dhanpat Rai) Signature of Faculty Member HOD/Principal/Academic Coordinator

7 DELHI COLLEGE OF TECHNOLOGY & MANAGEMENT(DCTM), PALWAL ASSIGNMENT PLAN RECORD NO.: QF/ACD/010 Revision No.: 00 Name of Faculty : BHARTI TUNDWAL Department: ECE Session: JAN-MAY 2017 Course Title and Number: BASIC ELECTRICAL ENGINEERING (EE-101C) Assignment Plan Details: Assignment Topics to be covered Number Date of Assignment Date of Submission Nature of Assignment 1. UNIT-1 & UNIT- 2 22/02/ /02/2018 Theoretical +Numerical 2. UNIT-3 & UNIT-4 16/04/ /04/2018 Theoretical +Numerical Signature of Faculty Member HOD/Principal/Academic coordinator

8 DELHI COLLEGE OF TECHNO MANAGEMENT(DCTM), PALWAL ASSIGNMENT SHEET RECORD NO.: QF/ACD/03 Revision No.: 00 Name of Faculty: BHARTI TUNDWAL Course Title: BEE Department: ECE Course Number: EE-101-C

9 DELHI COLLEGE OF TECHNOLOGY AND MANAGEMENT,PALWAL BTECH 1 ST SEM BEE(BASIC ELECTRICAL ENGINEERING) EE-101C SAMPLE PAPER-1 Time : 3 hours MaxMarks: 75 NOTE:(i) Q1 is compulsory from Part-A. Each Question of Part-A carries 1.5 marks each. (ii) Attempt any 4 Questions from PART-B.Each question of Part-B carries 15 marks each. PART A Q1. (a) Why large AC machines are of 3 phase type? Q1. (b) Define rms value and average value of an alternating quantity. Q1. (c) The power consumed in the pure capacitive circuit is zero, why? Q1. (d) Distinguish between node and junction. Q1. (e) To reduce eddy current losses, magnetic core is laminated, why? Q1. (f) State maximum power transfer theorem. Q1. (g) What is magnetization or BH curve? Q1. (h) The knowledge of phase sequence is very important in industries and power system, why? Q1. (i)explain the terms amplitude, time period, frequency as applied to alternating waveforms. Q1. (j) What do you mean by voltage regulation and efficiency of transformer? PART B Q2. (a) Classify DC generators on the basis of their field excitation. (10) Q2. (b) What is an auto transformer? Explain the principle of working. (5) Q3. (a) A parallel circuit consists of a coil having 15 ohm resistance and 300 mh inductance in parallel with a capacitor of capacitance 4 microfarad. Determine (i) the resonant frequency (ii) dynamic impedence of the circuit (iii) Q factor of the circuit at resonance. (10) Q3. (b) Show that the form factor of the sinusoidal waveform is (5) Q4. (a) The power input to a 2000 V, 50 Hz, 3-phase motor running on full load at an efficiency of 90% is measured by 2 watt meters which indicate 300KW and 100 KW respectively. Calculate (i) input,(ii) power factor,(iii) line current, (iv) HP output (10) Q4. (b) Make comparison between electric and magnetic circuits. (5) Q5. (a) What are eddy currents? Suggest a remedy to reduce such currents. Give a brief account of some of the useful applications of the eddy current effects. (5) Q5. (b) Describe starting method of slip ring induction motors? (5) Q5. (c) Explain with the mathematical expression that power consumed in a pure inductive circuit is zero. (5) Q6. (a) For the network shown in fig(1), draw a norton s equivalent circuit & determine the current flowing through 15 ohm resistor. (10) Q6. (b) Find the current in different branches of the network shown in fig(2). (5)

10 DELHI COLLEGE OF TECHNOLOGY AND MANAGEMENT,PALWAL BTECH 1 ST SEM BEE(BASIC ELECTRICAL ENGINEERING) EE-101C SAMPLE PAPER-2 Time : 3 hours MaxMarks: 75 NOTE:(i) Q1 is compulsory from Part-A. Each Question of Part-A carries 1.5 marks each. (ii) Attempt any 4 Questions from PART-B.Each question of Part-B carries 15 marks each. PART A Q1. (a) Why are 3-phase induction motors most commonly used AC motors? Q1. (b) It is said that power factor should be high, why? Q1. (c) What is Lenz s law and Fleming s right hand rule? Q1. (d) Distinguish between active and passive elements. Q1. (e) State reciprocity theorem. Q1. (f) Define millman s theorem. Q1. (g) Three phase system is preferred over single phase system, why? Q1. (h) What is transformer? What is its necessity in the power system? Q1. (i) State Kirchoff s current and voltage laws. Q1. (j) The power consumed in the pure inductive circuit is zero, why? PART B Q2. (a) Explain principle of operation of an induction motor? (5) Q2. (b) Differentiate between salient pole type rotor & non- salient type rotor of synchronous machines. (5) Q2. (c) Derive an EMF equation for DC motors. State its applications too. (5) Q3. (a)a coil of resistance 1.5 ohm and impedence 6 ohm is placed in series with a second coil of resistance 2 ohm. When a voltage of 230V, 50Hz is applied to the circuit, the current flowing through the circuit is 7 A. Find the inductance of the second coil. (5) Q3. (b) Define Q factor for the series resonant circuit and express it in terms of the circuit parameters. (5) Q3. (c) The series resonant circuit is often regarded as the acceptor circuit and the parallel circuit as the rejector circuit. Explain. (5) Q4. (a) Prove that hysteresis loss in a magnetic material is equal to the area of hysteresis loop. (5) Q4. (b) State and explain Faraday s laws of electromagnetic induction. (5) Q4. (c) Derive an expression for the energy stored in the magnetic field of a coil possessing an inductance of L henry when current flowing through it is I amperes. (5) Q5. (a) What do you mean by statically and dynamically induced emf? Derive an expression for the dynamically induced emf. (10) Q5. (b) What do you mean by magnetic hysteresis, residual magnetism and coercive force? Explain. (5) Q6. (a) In the network shown in fig(1), determine the resistance between A and B. Q6. (b) For the network shown in fig(2), determine the current flowing through RL when the load resistance is (i)9 ohms (ii)3 ohms.

11 DELHI COLLEGE OF TECHNOLOGY AND MANAGEMENT,PALWAL BTECH 1 ST SEM BEE(BASIC ELECTRICAL ENGINEERING) EE-101C SAMPLE PAPER-3 Time : 3 hours MaxMarks: 75 NOTE:(i) Q1 is compulsory from Part-A. Each Question of Part-A carries 1.5 marks each. (ii) Attempt any 4 Questions from PART-B.Each question of Part-B carries 15 marks each. PART A Q1. (a) Why is the core of transformer laminated? Q1. (b) Develop an expression for the total power in a balanced 3-phase load. Q1. (c) Distinguish between loop and mesh. Q1. (d) Three phase system is preferred over single phase system. WHY? Q1. (e) State superposition theorem. Q1. (f) Define permeance, reluctivity and leakage flux. Q1. (g) What do you understand by real power, reactive power and apparent power? Q1. (h) Can an induction motor run at synchronous speed, state why? Q1. (i) Define tellegan s theorem. Q1. (j) Why are sinusoidal voltages and currents selected all over the world for generation of electric power? PART B Q2. (a) Classify DC motors on the basis of their field excitation. (10) Q2. (b) What is the necessity of starter? Explain any 1 starting method of squirrel cage induction motors? (5) Q3. (a) Determine the parameters of an R-L-C series circuit that will resonate at 1000 Hz, has a bandwidth of 100 Hz and draws 16 W from a 200V generator operating at the resonant frequency of the circuit. (5) Q3. (b) How power is measured by 2 wattmeters in a 3- phase balanced load? Explain with a neat circuit and phasor diagram. (5) Q3. (c) Explain 2 wattmeter method to measure power in a 3-phase unbalanced load. (5) Q4. (a) Explain hysteresis loss and eddy current loss. (10) Q4. (b) Define co-efficient of coupling and show that k = M/. (5) Q5. (a) Explain working principle of a synchronous motor? (5) Q5. (b) Derive the necessary equations for converting a delta network into an equivalent star network. (5) Q6. (a)verify reciprocity theorem for the network shown in figure. (5) Q6. (b) Calculate current in 2 ohm resistor in the network shown in figure using thevenin s theorem. (10)

QUESTION BANK ETE (17331) CM/IF. Chapter1: DC Circuits

QUESTION BANK ETE (17331) CM/IF Chapter1: DC Circuits Q1. State & explain Ohms law. Also explain concept of series & parallel circuit with the help of diagram. 3M Q2. Find the value of resistor in fig.