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ECE question bank

EC8453 Question Bank Linear Integrated Circuits Regulation 2017 Anna University

EC8453 Question Bank Linear Integrated Circuits

EC8453 Question Bank Linear Integrated Circuits Regulation 2017 Anna University free download. Linear Integrated Circuits Question Bank EC8453 pdf free download.

Sample EC8453 Question Bank Linear Integrated Circuits

(i) Derive the functional parameters for an inverting mode negative feedback gain circuit with a 741op-amp in IC inverting mode, with R1=1Kohm, Rf=40Kohm and compute Af, Rif, Rof, BW, offset voltage.

(ii) Discuss briefly on the differential mode Instrumentation amplifier. EC8453 Question Bank Linear Integrated Circuits

Examine the working principle of BJT differential amplifier with active load.

(i) Compose the concept of Widlar current source used in op-amp circuit with suitable circuit diagram and necessary equations.
(ii) Justify the preference of active load over passive load.

Write note about LF155 JFET input operational amplifier and TL082 wide bandwidth dual JFET input operational amplifier with necessary diagram. EC8453 Question Bank Linear Integrated Circuits

State and explain about CMRR, Ad, Ac and suggest a method to improve CMRR.

Derive the transfer characteristics of dual input differential amplifier showing the linear and limiting regions. Comment on the same.

(i) A square wave peak-to-peak amplitude of 50mV has to be amplified to a peak-to-peak amplitude of 3V, with rise time of 4 μs or less. Can IC741 be used?
(ii) A IC741 Op-Amp whose slew rate is 0.5V/μs is used as an inverting amplifier with a gain of 50.The voltage gain Vs frequency curve of IC741 is flat up to 20 kHz. What maximum peak to peak input signal can be applied without distorting the output? EC8453 Question Bank Linear Integrated Circuits

Explain in detail the A.C analysis of dual input, balanced output differential amplifier or derive the expression for differential gain, common mode gain, CMRR, RI and RO of an emitter coupled differential amplifier.

Illustrate each direct current characteristics of operational amplifier with necessary equations and diagrams.

Subject name Linear Integrated Circuits
Semester 4
Subject Code EC8453
Regulation 2017 regulation

EC8453 Linear Integrated Circuits Question Bank Click Here To Download

EC8453 Syllabus Linear Integrated Circuits


EC8453 Notes Linear Integrated Circuits


EC8453 Important Questions Linear Integrated Circuits

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ECE question bank

EC8451 Question Bank Electromagnetic Fields Regulation 2017 Anna University

EC8451 Question Bank Electromagnetic Fields

EC8451 Question Bank Electromagnetic Fields Regulation 2017 Anna University free download. Electromagnetic Fields Question Bank EC8451 pdf free download.

Sample EC8451 Question Bank Electromagnetic Fields

Obtain the expressions for differential area and volume element in
cylindrical coordinate system. (13)

7. Analyze the geometrical position of the point in Cartesian coordinate
system and obtain the algebraic equations. (13)

8. Express the space rate of change of a scalar in a given direction in terms of
its gradient. (13)

9. Apply divergence theorem to find the divergence of the vector field in
curvilinear coordinate system. (13) EC8451 Question Bank Electromagnetic Fields

10. State and prove divergence theorem for a given differential volume
element. (13)

11. Assess the position of the vector field in spherical coordinate system and
derive the expressions for differential areas. (13)

12. Explain the difference between irrotational and solenoidal field using
Helmholtz theorem. (13)

13. (i)Verify the null identities using general orthogonal curvilinear
coordinates. (7) EC8451 Question Bank Electromagnetic Fields
(ii) How do you transform the vectors between Cartesian and cylindrical
systems? (6)

14. Elaborate the Stokes theorem with their applications.

(i) List out the properties of dielectric materials. (3)
(ii) Brief note on conductors and dielectrics in a static electric field. (10)

2. Derive the boundary conditions of the normal and tangential components of
electric field at the interface of two media with different dielectrics. EC8451 Question Bank Electromagnetic Fields

3. Obtain a formula for the electric field intensity on the axis of a circular disc
of radius b and carries uniform charge density ρs.

Formulate the energy required to assemble a uniform sphere of charge
with radius b and volume charge density ρ C/m3. (15)

4. Determine the E field both inside and outside a spherical cloud of electrons
with a uniform volume charge density ρ = – ρ0 for 0 ≤ R ≤ b and ρ =0 for
R>b by solving laplace and poisons equations for V.

Subject name Electromagnetic Fields
Semester 4
Subject Code EC8451
Regulation 2017 regulation

EC8451 Electromagnetic Fields Question Bank Click Here To Download

EC8451 Syllabus Electromagnetic Fields


EC8451 Notes Electromagnetic Fields


EC8451 Important Questions Electromagnetic Fields

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EC8491 Question Bank Communication Theory Regulation 2017 Anna University

EC8491 Question Bank Communication Theory

EC8491 Question Bank Communication Theory Regulation 2017 Anna University free download. Communication Theory Question Bank EC8491 pdf free download.

Sample EC8491 Question Bank  Communication Theory

(i) Outline the function of switching modulator in the
generation of AM signal. (7)

(ii) The tuned circuit of the oscillator in a simple AM
transmitter employs a 40μH coil and 12nF capacitor. If the oscillator output is modulated by audio frequency of 5KHz, what are the lower and upper sideband frequencies and the bandwidth required. EC8491 Question Bank Communication Theory

(i) Demonstrate the concepts of envelope detection for demodulation of AM and explain its operation. (7)

(ii)Illustrate non coherent tuned radio frequency receiver.

Give main idea about super heterodyne receiver with neat block diagram and explain the various parameters. (13)

Identify the need for carrier suppression in AM system? EC8491 Question Bank Communication Theory

Draw and explain the functioning of such system. (13)

Construct the balanced modulator circuit for the generation of DSB-SC-AM and explain its operation.

How do you examine ring modulator for the generation of DSB-SC signal? (13)

Analyse the significance of SSB-SC and elaborate in detail about filter method of suppression of unwanted sidebands. (13)

i) Assesss the generation of SSBSC signal using phase shift method. (7)

ii) How would you generate SSB using Weavers method? Illustrate with a neat block diagram.

i) An audio frequency signal 10sin2П*500t is used to
amplitude modulate a carrier of 50sin2П*105t. Calculate modulation index, amplitude of each sideband frequencies, bandwidth and total power delivered to the load of 600Ω. (7)

ii) Discuss on pre-envelope and complex envelope. (6) EC8491 QB Communication Theory

Subject name Communication Theory
Semester 4
Subject Code EC8491
Regulation 2017 regulation

EC8491 Communication Theory Question Bank Click Here To Download

EC8491 Syllabus Communication Theory


EC8491 Notes Communication Theory


EC8491 Important Questions Communication Theory

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EC8452 Question Bank Electronic Circuits 2 Regulation 2017 Anna University

EC8452 Question Bank Electronic Circuits 2

EC8452 Question Bank Electronic Circuits 2 Regulation 2017 Anna University free download. Electronic Circuits 2 Question Bank EC8452 pdf free download.

Sample EC8452 Question Bank Electronic Circuits 2

1. Write a brief note on expressions for gain with positive and negative feedback. (13)

2. List the effects of negative feedback on stability, distortion, noise, input and output impedance of a feedback amplifier. (13)

3. (i) Identify the effect of negative feedback on the bandwidth and
harmonic distortion of an amplifier. (7)
(ii) A negative feedback amplifier has an open loop gain of 60000 and a closed loop gain of 300. If the open loop upper cut off frequency is 15KHz, Choose the closed loop upper cutoff frequency. Also, calculate the total harmonic distortion with feedback if there is 10% harmonic distortion without feedback. (6) EC8452 Question Bank Electronic Circuits 2

4. (i) A voltage-series negative feedback amplifier has a voltage gain without feedback of A = 500, input resistance Ri = 3kΩ, output resistance Ro = 20kΩ and feedback ratio β = 0.01. Find the voltage gain Af, input resistance Rif and output resistance Rof of the amplifier with feedback. (7)
(ii) The current-series feedback types of transistor amplifier for the given circuit diagram has the following parameters such as Rs=1KΩ, RL = 1KΩ Re = 100Ω hfe = 80 and hie = 2kΩ. show 𝐺𝑀, β, 𝐺𝑀𝑓, Rif, 𝑅𝑜𝑓. (6) EC8452 Question Bank Electronic Circuits 2

5. An amplifier, without feedback, has a voltage gain of 500, lower cut-off frequency f1 = 100 Hz, upper cut-off frequency f2 = 250 KHz and a distortion of 10%. Calculate the amplifier voltage gain, lower cut-off frequency and upper cut-off frequency and distortion, sensitivity, desensitivity and bandwidth when a negative feedback is applied with feedback ratio of 0.01. EC8452 Question Bank Electronic Circuits 2

6. Explain the effect of a current series feedback on input and output resistance of a BJT amplifier. Explain the same, with necessary circuit, equivalent circuit and equations.

Subject name Electronic Circuits 2
Semester 4
Subject Code EC8452
Regulation 2017 regulation

EC8452 Question Bank Electronic Circuits 2 Click Here To Download

EC8452 Syllabus Electronic Circuits 2


EC8452 Notes Electronic Circuits 2


EC8452 Important Questions Electronic Circuits 2

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MA8451 Question Bank Probability and Random Processes Regulation 2017 Anna University

MA8451 Question Bank Probability and Random Processes

MA8451 Question Bank Probability and Random Processes Regulation 2017 Anna University free download. Probability and Random Processes Question Bank MA8451 pdf free download. Short Name PRP

Sample MA8451 Question Bank Probability and Random Processes

A bolt is manufactured by 3 machines A, B, and C. A turns out twice as many items as B and machines B and C produce equal number of items. 2% of bolts produced by A and B are defective and 4% of bolts produced by C are defective. All bolts are put into 1 stock pile and 1 is chosen from this pile. What is the probability that it is defective?

Find the moment generating function of a geometric random variable. Also find its mean.. MA8451 Question Bank Probability and Random Processes

The probability distribution of an infinite discrete distribution is given by P[ X = j ] = 1 2𝑗 ( j = 1,2,3…) Find (1)Mean of X, (2)P [X is even],(3) P(X is odd)

Find the MGF of Poisson distribution and hence find its mean and variance. MA8451 Question Bank Probability and Random Processes

An urn contains 10 white and 3 black balls. Another urn contains 3 white and 5 black balls. Two balls are drawn at random from the first urn and placed in the second urn and then 1 ball is taken at random from the latter. What is the probability that it is a white ball?

Find the MGF of Uniform distribution and hence find its mean and variance. MA8451 Question Bank Probability and Random Processes

If x1 , x2 and x3 are 3 independent observations of X. Find the
probability that exactly one of these 3 is greater than 1.5?

The probability of a man hitting a target is 1.4. If he fires 7 times, what is the probability of his hitting the target at least twice? And how many times must MA8451 Question Bank Probability and Random Processes

Subject name Probability and Random Processes
Semester 4
Subject Code MA8451
Regulation 2017 regulation

MA8451 Probability and Random Processes Question Bank Click Here To Download

MA8451 Syllabus Probability and Random Processes


MA8451 Notes Probability and Random Processes


MA8451 Important Questions Probability and Random Processes

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BA5202 Question Bank Business Research Methods Anna University

BA5202 Question Bank Business Research Methods

BA5202 Question Bank Business Research Methods Anna University free download. Applied Operations Research Question Bank BA5202 pdf free download.

Sample BA5202 Question Bank Business Research Methods:

What are the types of informal experimental design?

Classify the Research Design process, types and benefits in the context of any functional management Research.

i) Where casual research can be used? (7 Marks)
ii) What are the pros and cons of casual research? (6 Marks)

Explain the types of Experimental Designs used in Business. BA5202 Question Bank Business Research Methods

Evaluate the Research Design process, types and benefits in the context of any functional management Research.

Narrate the procedure for developing a scalogram and illustrate the same by an example.

i) Define causal Research. Give the basic principles of Causal Research. (7 Marks) BA5202 Question Bank Business Research Methods
ii) What are the different types of Causal Research? (6 Marks)

What do you mean by Research Variable? Give different types of Research Variable.

Sketch the importance of Experimental Group and Control Group.

How do you design a Marketing Research Programme?

Describe the concept of “Trade-Off between internal validity and external validity”. BA5202 Question Bank Business Research Methods

Discuss the various types of Measurement Scales and also their pros and cons.

Analyze the step by step course of action of constructing a Research Scale and give an outline of a scale on a title of your choice. BA5202 Question Bank Business Research Methods

Compare Likert’s scale and Semantic Differential Scale, What are the special features of the semantic differential Scale?

Subject name Business Research Methods
Short Name BRM
Semester 1
Subject Code BA5202

BA5202 Question Bank Business Research Methods  Click Here To Download

BA5202 Business Research Methods Syllabus


BA5202 Business Research Methods Notes


BA5202 Business Research Methods Important Questions


BA5202 Business Research Methods Question Paper

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BA5201 Question Bank Applied Operations Research Anna University

BA5201 Question Bank Applied Operations Research

BA5201 Question Bank Applied Operations Research Anna University free download. Applied Operations Research Question Bank BA5201 pdf free download.

Sample BA5201 Question Bank Applied Operations Research:

Interpret the need for Optimumsolution in transportation.

What do you mean by Least cost method (LCM)?

Compare Vogel approximationmethod (VAM) & Least Cost Method.

How do you represent a travelling salesman problem through mathematical formulation? BA5201 Question Bank Applied Operations Research

Analyse rules of travelling salesman Problem

Discuss the meaning of Assignment

Compare Balanced assignment problem& Unbalanced Assignment Problem.

What example can you give for Unbalanced assignment problem? BA5201 Question Bank Applied Operations Research

How will you resolve degeneracy in Transportation Problem?

Classify transportation problem.

Examine the Steps in Hungarian algorithm.

What is Branch and bound algorithmin Assignment? BA5201 Question Bank Applied Operations Research

Compare Assignment and transportation Problem.

What do you mean by Travelling Salesman Problem.

What is Restricted Assignment? BA5201 Question Bank Applied Operations Research

A company has one surplus truck in each of the cities A, B, C, D, & E, and one deficit trucks in each of the cities 1,2,3,4,5,6. The distance between the cities in kms is shown in the matrix below. Can you select the assignment of trucks fromcities in surplus to cities in deficit so that total distance covered by the vehicles is minimum?

A machine shop purchased a drilling machine and two lathes of different
capacities. The Positioning of the machines among 4 possible locations on the shop floor is important forms the standard of materials handling. Given the cost estimate per unit time of materials below, find the optimum
location of the machines.

Subject name Applied Operations Research
Short Name AOR
Semester 1
Subject Code BA5201

BA5201 Question Bank Applied Operations Research  Click Here To Download

BA5201 Applied Operations Research Syllabus


BA5201 Applied Operations Research Notes


BA5201 Applied Operations Research Important Questions


BA5201 Applied Operations Research Question Paper

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BA5107 Question Bank Total Quality Management Anna University

BA5107 Question Bank Total Quality Management

BA5107 Question Bank Total Quality Management Anna University free download. Total Quality Management Question Bank BA5107 pdf free download.

Sample BA5107 Question Bank Total Quality Management:

1 Enumerate the fourteen points of Deming’s Philosophy.
2 Explain the concept of continuous improvement by TQM.
i) How would you show your understanding on the contributions of
Feigenbaum? (6marks) BA5107 Question Bank Total Quality Management
ii) Illustrate the contribution of Ishikawa and Masaaki Imai’s towards quality with suitable example? (7marks)

Explain the Juran Trilogy covering planning, control and improvement in
detail. Why is it considered as one of the best approaches?

Conclude the concept, framework and working methodology of Quality Circle
with a case study. BA5107 Question Bank Total Quality Management

6 Validate the contributions of Deming’s, Juran’s and Crosby’s for the Quality Movement.

i) What are the objectives and characteristics of quality circles? (6marks) BA5107 Question Bank Total Quality Management
ii) Find the role of various members in the structure of quality circles & list out its benefits. (7marks)

(i)Generalize the Term Taguchi Quality Loss Function? (6marks)
(ii) Explain in detail the Quality Loss Function for various quality
characteristics. (7 marks)

9 How would you show your understanding on the essentials PDCA Cycle?
10 Point out the functions of Quality Circle in Manufacturing Organization.
(i) How would you describe kaizen model? (8marks)
(ii)List out the merits of Kaizen model? (5marks)

i) Can you briefly explain the steps for problem solving in QC? (7marks) BA5107 Question Bank Total Quality Management
ii) Mention atleast 10 guidelines/recommendations for a QC being
implemented successfully. (6marks)

(i) Examine the process of 5s in detail. (8marks)
ii) What are the factors required for the implementation of 5S principle?
(5marks)

i) List out all the disciplines of 8D methodology. (7marks)
ii) List some benefits of using ‘8D’ methodology for problem solving.
(6marks)

Subject name Total Quality Management
Short Name TQM
Semester 1
Subject Code BA5107

BA5107 Question Bank Total Quality Management  Click Here To Download

BA5107 Total Quality Management Syllabus


BA5107 Total Quality Management Notes


BA5107 Total Quality Management Important Questions


BA5107 Total Quality Management Question Paper

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BA5105 Question Bank Organizational Behaviour Anna University

BA5105 Question Bank Organizational Behaviour

BA5105 Question Bank Organizational Behaviour Anna University free download. Organizational Behaviour Question Bank BA5105 pdf free download.

Sample BA5105 Question Bank Organizational Behaviour:

Discuss the elements of Organizational Structure in detail. BTL1 Remembering

i) What is transaction analysis? Explain. (8) BTL2 Understanding
2 ii) Write down the advantages and limitations transaction
analysis. (5) BA5105 Question Bank Organizational Behaviour

i) What is the importance of Organizational Structure? (6)
ii) Explain the formation of Organizational Structure in detail. (7)
i) How do groups make decisions? (6)
4 ii) What are the advantages and disadvantages of group decision
making? (7)

What do you mean by Communication? Describe the communication
process. BA5105 Question Bank Organizational Behaviour

i) Write a detailed note on emergence of informal leaders. (6)
ii) Give a detailed note on Group Behaviour. (7)
Discuss the situations under which group decision making is better
7 than individual decision making. Suggest some measures to improve
group decision making.
i) Define Group. What are the different forms of groups that exist

in an organization? Explain each one briefly. (7)
ii) Define Group Cohesiveness. Describe the factors influencing
group cohesiveness. (6)
i) What do you mean by organizational communication? Discuss
its types. (8) BA5105 Question Bank Organizational Behaviour
ii) Suggest the ways for an effective communication. (5)
i) How does formal groups play role in an organization? Explain
the external factors influencing formal groups. (8)

10 ii) For a software company what type of team would you
suggest? – Justify. (5)
i) Define Group decision & explain group decision-making
techniques. (8)
ii) Explain in detail why groups can make higher quality
decisions than individuals. Give suitable examples. (5)

Subject name Organizational Behaviour
Short Name OB
Semester 1
Subject Code BA5105

BA5105 Question Bank Organizational Behaviour Click Here To Download

BA5105 Organizational Behaviour Syllabus


BA5105 Organizational Behaviour Notes


BA5105 Organizational Behaviour Important Questions


BA5105 Organizational Behaviour Question Paper

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BA5104 Question Bank Legal Aspects Of Business Anna University

BA5104 Question Bank Legal Aspects Of Business

BA5104 Question Bank Legal Aspects Of Business Anna University free download. Legal Aspects Of Business Question Bank BA5104 pdf free download.

Sample BA5104 Question Bank Legal Aspects Of Business:

1 i)Describe the Nature of company? ( 8 marks)
Level1 Remembering
ii)How would you explain the types of companies? ( 5 marks)
2 i)What is meant by public company and a private company?
Level2 Understanding
ii)Illustrate the process of company Formation. (5+8marks)
3 i)How would you show your understanding on the contents of prospectus?
ii)What would be the result of issuing a prospectus by the company? Level3 Applying BA5104 Question Bank Legal Aspects Of Business
(5+8marks)
4 Classify the Clause in MOA & AOA in detail. Level4 Analysing
5 i)What is MOA? Explain the contents of MOA of a company.(8 marks)
Level5 Evaluating
ii)State the points of differences between the MOA and AOA of a limited company.
(5 marks)
6 i)Evaluate qualifications & Power of Directors?
(5marks) BA5104 Question Bank Legal Aspects Of Business
Level6 Creating ii)Estimate the duties and liabilities of Directors?
(8 marks)
7 How would you describe the primary documents of
Level1 Remembering
Incorporation?
8 Difference between private and public companies. Level2 Understanding
9 i)Construct the need & scope of Corporate Governance. BA5104 Question Bank Legal Aspects Of Business

10 i)What is Corporate Governance? (3 marks)
Level4 Analysing
ii)List the principles of Corporate Governance. (10 marks)
11 Explain the process of conversion of private company into a public company. Level1 Remembering
12 Compare member winding up and creditors winding up of companies. BA5104 Question Bank Legal Aspects Of Business
13 What is Prospectus as per companies Act 1956? Explain the liability foe misstatements
in the prospectus of a registered company.
Level4 Analysing BA5104 Question Bank Legal Aspects Of Business
14 Define winding up of companies. Write the kinds & types of it.

Subject name Legal Aspects Of Business
Short Name LAB
Semester 1
Subject Code BA5104

BA5104 Question Bank Legal Aspects Of Business Click Here To Download

BA5104 Legal Aspects Of Business Syllabus


BA5104 Legal Aspects Of Business Notes


BA5104 Legal Aspects Of Business Important Questions


BA5104 Legal Aspects Of Business Question Paper