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Previous Question PapersPage 1 of 2 Code No: R17A001 3 MALLA REDDY COLLEGE OF ENGINEERING & TECHNOLOGY (Autonomous Institution – UGC, Govt. of India) I B.Tech II Semester Advance Supplementary Examinations, June 2019
Engineering Chemistry (ME & AE) Roll No Time: 3 hours Max. Marks: 70 Note: This question paper Consists of 5 Sections. Answer FIVE Questions, Choosing ONE
Question from each SECTION and each Question carries 14 marks.
**** SECTION -I 1 A) What is conductometry? Explain the Conductometric titration of strong acid vs. strong base with a neat ly labeled graph .
B) What is ion selective electrode? Explain the determination of pH of an acid using glass electrode. [7M] [7M] OR 2 A) What is the principle of potentiometry? With a neatly labeled graph explain
potentiometric redox titration.
B) Define fuel cell. Explain the construction, functioning and applications of methanol – oxygen fuel cell. [7M] [7M] SECTION -II 3 A) Define Galvanic corrosion. Write factors affecting rate of corrosion
B) What is the principle involved in cathodic protection? Explain impressed current cathodic protection method. [7M] [7M] OR 4
A) Define electroplating. Explain the electroplating of copper.
B) Discuss the following factors influencing the rate of corrosion.
(i) Temperature (ii) Passivity (iii) Relative areas of anode and cathode [7M] [7M] SECTION -III
5 A) Differentiate thermoplastic and thermosets .
B) Write preparation and applications of Nylon- 6,6 and PVC [4M] [10M] OR 6 A) Write a note on characteristics of a good lubricant .
B) What are refractories? Explain the classification of refractories with suitable example .
C) Write a note on preparation, properties and applications of phenol -formaldehyde resin . [3M] [4M] [7M] SECTION -IV
7 A) Appraise the use of ion exchange resins in demineralization of water with a neat diagram. Enumerate the merits and demerits.
B) Define caustic embrittlement. [7M] [2M] R17 Page 2 of 2 C) Explain disinfectant of water by chlorination and ozonisation [5M]
OR 8 A) Define Priming and foaming . How they are formed in boilers? Explain the consequences of formation of Priming and foaming in boiler.
B) A sample of water contains 43.8mg/lt of Mg(HCO 3)2 and 272ppm of CaSO 4. Calculate its total hardness.
C) Write a note on colloidal and phosphate condit ioning. [7M] [2M] [5M] SECTION -V 9 A) Explain refining of petrol by fractional distillation method .
B) Define knocking of petrol write note on octane number and cetane number . [7M] [7M] OR 10 A) Define cracking and give its significance.
B) Explain the Fischer -Tropsch‘s process.
C) Write a note on ultimate analysis and give its significance. [2M] [5M] [7M] ********** Code No: R17A0 302
MALLA REDDY COLLEGE OF ENGINEERING & TECHNOLOGY (Autonomous Institution – UGC, Govt. of India) I B.Tech II Semester Advance Supplementary Examinations, June 2019 Engineering Drawing (AE & ME)
Roll No Time: 3 hours Max. Marks: 70 Note: This question paper Consists of 5 Sections. Answer FIVE Questions, Choosing ONE Question from each SECTION and each Question carries 14 marks.
*** SECTION -I Q.No.1 Draw a parabola that has a distance of 50 mm between the focus and the directrix. Draw a normal and a tangent to the parabola at a point 35 mm from the focus. [14M] (OR)
Q.No.2 Draw a hypo cycloid where the diameters of the rolling and the directing circles are equal to 50 mm and 150 mm respectively. Draw a normal and a tangent to the curve at the convenient point.
[14M] SECTION -II Q.No.3 a) Draw the projections of the following points on the same ground line, keeping the distance between projectors equal to 25 mm.
i) Point A, 20 mm above the H.P., 25 mm behind the V.P.
ii) Point B, 25 mm below the H.P., 20 mm behind the V.P.
iii) Point C, 20 mm below the H.P., 30 mm in front of the V.P.
iv) Point D, 20 mm above the H.P., 25 mm in front of the V.P.
v) Point E, on the H.P., 25 mm behind the V.P. vi) Point F, on the V.P., 30 mm above the H.P. [7M]b) A straight line PQ is in the VP and inclined at 600 to the HP. Its end Q is farthest from the HP and is 55 mm above it. Draw its projections. [7M] (OR) Q.No.4 A straight line PQ of 50 mm length has its end point P 15 mm above the H.P. and 10 mm in
front of the V.P. . Draw the projections of the line if it is inclined at 300 to the V.P. while its front view is inclined at 450 to the XY line. Find the angle made by the line with the H.P. [14M] SECTION -III Q.No.5 A thin circular metal plate of 48 mm diameter, having its plane vertical and inclined at 400 to V.P. Its center is 38 mm above H.P. and 25 mm in front of V.P. Draw its projection. [14M]
(OR) Q.No.6 A hexagonal prism side of base 20 mm and axis 60 mm long lies with one of its longer edges on H.P. and its axis is parallel to both H.P. and V.P. Draw its projections. [14M] SECTION -IV Q.No.7 Draw the isometric drawing of a cone of diameter 40 mm and length of the axis 55 mm, when
it is resting on its base. [14M] (OR) Q.No.8 Draw the isometric view of the pentagonal pyramid of base side 30 mm and height 50 mm. Resting on its base edge on HP. [14M] SECTION -V
Q.No.9 Draw the orthographic projections for the given isometric view in below figure. All dimensions are in mm. [14M] R17 (OR) Q.No.10 Draw the isometric view of the object whose orthographic projections are given in below figure. All dimensions are in mm. [14M]
* * * * * * * * * * Code No: R17A0 002 MALLA REDDY COLLEGE OF ENGINEERING & TECHNOLOGY (Autonomous Institution – UGC, Govt. of India) I B.Tech II Semester Advance Supplementary Examinations, June 2019
Professional English (Common to all branches ) Roll No Time: 3 hours Max. Marks: 70 Note: This question paper Consists of 5 Sections. Answer FIVE Questions, Choosing ONE
Question from each SECTION and each Question carries 14 marks.
**** SECTION – I 1. a) What are the major qualities of a gracious son or daughter? [7M] b) W e should care our parents when they are old – Explain [7M] (OR)
2. a) “A wise son rejoiceth the father, but an ungracious son shames the mother " – Justify [7M] b) Fill in the blanks with ‘ a’, ‘an’ or ‘the’ where necessary. [7M] i. I was in Japanese restaurant . restaurant served good food.
ii. love is such beautiful thing.
iii. Being loved is universal need among all children.
iv. I want to open an account in bank where you work.
SECTION – II 3. a) What was the incident that happened early in his career that proved that Sachin had immense physical stamina as well as the ability to bear pain, both necessary qualities in a sportsperson?
[7M] b) How did his relationship with his fans affect Sachin’s life as a brilliant cricketer? [7M] (OR) 4. a) What are the three of sachin’s many achievements mentioned in the article? [7M] b) Correct the following sentences if necessary. [7M]
i. I prefer coffee than tea.
ii. If he invite me I will give him a gift.
iii. If I went to Agra I would visited the Tajmahal.
iv. It is a good habit to refer the book.
v. Tonsillitis is among those diseases that is curable.
vi. My friend is having a nice idea.
vii. The question arises as to who should go out today - you or me.
SECTION – III 5. a) What are some do's and don'ts of resume writing? [7M] b) What are the features of a formal letter? [7M] (OR) 6. Wanted an experienced Marketing Manager with good knowledge of English, Hindi and
Telugu. Contact: Post Box No. 2244, C/o The Times of India, Hyderabad- 500032. Write a Covering Letter and a CV. [14M ] R17 SECTION – IV 7. a) Why is the attitude of Indians to variety of such great importance in the present day world?
[7 M] b) What is the lesson on spiritual activity that Indians must teach the rest of the world? [7 M] (OR) 8. You are Kiran Mehta, a graduate in Aeronautical Engineering from the IIT Bombay. You have a year’s experience as a trainee maintenance engineer with Tata Aerospace, manufacturers of small aircraft for the Indian general aviation market. Write an email application letter in response to an advertisement for the post of Assistan t Structural Design Engineer in Hindustan
Aeronautics Limited, Bengaluru. Refer only briefly to your educational qualifications and work experience in the body of the email letter and say that you are attaching your CV and testimonials for the company’s reference. [14M ] SECTION – V 9. a) According to Rowling, why ‘Imagination’ is crucial in one’s life? [7M] b) Why ‘Failures’ have become as a part of life and what message that the speaker is giving to the Harvard graduates on ‘Failure’? [7M]
(OR) 10. a) Write the summary of the speech “The Fringe Benefits Of Failure And The Importance Of Imagination” by JK R owlings . [7M] b) Describe the following picture in about 250 words and suggest the suitable title. [7M] ******
Page 1 of 1 Code No: R17A001 2 MALLA REDDY COLLEGE OF ENGINEERING & TECHNOLOGY (Autonomous Institution – UGC, Govt. of India) I B.Tech II Semester Advance Supplementary Examinations, June 2019
Engineering Physics -II (Common to All Branches ) Roll No Time : 3 hours Max. Marks: 70 Note: This question paper Consists of 5 Sections. Answer FIVE Questions, Choosing ONE
Question from each SECTION and each Question carries 14 marks.
*** SECTION -I 1 (a). What is bonding in so lids? Write the list of different types of bonding in solids.
(b) Describe detail the structure of Diamond. [7M+7 M] OR 2 (a) Define Miller indices of a crystal plane and write its important features (b) Describe the SC crystal structure. [7M+7M ] SECTION -II
3 (a) Describe in detail, Powder method to determine the crystal parameters.
(b) What is Burger’s vector? What is Burger circuit? Explain. [7M+7M ] OR 4 (a) State and explain Bragg’s law.
(b) Write a note on edge and screw dislocations. [7M+7M ] SECTION -III 5 (a) Describe Lorentz method to calculate the internal field of a cubic structure.
(b) Derive an expression for electronic polarizability. [7M+7M ] OR 6 (a) Explain clearly the phenomenon of Piezo electricity.
(b) Derive an expression for Ionic polarizability. [6M+8M] SECTION -IV 7 (a) Explain the origin of magnetic moment. Find the magnetic dipole moments due to orbital and spin motion of an electron.
(b) Distinguish between Soft and Hard magnetic materials. [8M+6M ] OR 8 (a) Explain Hysteresis loop on the basis of domain theory of ferromagnetism.
(b) Describe the difference between Type -I and Type -II superconductors. [7M+7M ] SECTION -V 9 (a) Describe the processes of Sol -gel in the fabrication of nanomaterials.
(b) Write a note on Physical Vapour Deposition method. [7M+7M ] OR 10 (a) What is the principle behind the SEM.
(b) Write the applications of nanotechnology in industrial field. [7M+7M ] ********** R17 Page 1 of 2 Code No: R17A0014
MALLA REDDY COLLEGE OF ENGINEERING & TECHNOLOGY (Autonomous Institution – UGC, Govt. of India) I B.Tech II Semester Advance Supplementary Examinations, June 2019 Environmental Studies (EEE, ECE ,CSE & IT)
Roll No Time: 3 h ours Max. Marks: 70 Note: This question paper Consists of 5 Sections. Answer FIVE Questions, Choosing ONE Question from each SECTION and each Question carries 14 marks.
*** SECTION -I 1 a) Defin e Environment . Explain structure of ecosystem [8M] b) Define ecosystem. Expl ain how the energy flows through an ecosystem. [6M] OR
2 a) What are biogeochemical cycles? Explain carbon cycle with the help of a diagram. [5M] b) What are ecological pyramids? Explain why some of these pyramids are upright while others are inverted in different ecosystem. [7M] c) What is bioaccumulation? [2M]
SECTION -II 3 a) What are renewable and non -renewable resources? Give examples. State any two reasons that why should we conserve natural resources. [6M] b) List out alterna te energy sources. Explain their merits and demerits. [8M] OR
4 a) What are the benefits and problems of dams to the society and environment? [10M] b) What is the impact of deforestation on the environment? [4M] SECTION -III
5 a) Explain major threats t o biodiversity. [10M] b) Define biodiversity. Differentiate between genetic and species diversity. [4M] OR 6 a) Explain values of biodiversity in detail. [7M] b) Write a short note on in situ and ex situ conservation of biodiversity. [7M]
SECTION -IV 7 a) Define air pollution. What are primary and secondary air pollutants?
Enumerate various methods to control air pollution. [10M] b) Write a short note on green house effect. [4M] OR 8 a) Explain climate change and global warming. How are they related and what is the evidence that proves climate is changing? [10M]
b) Discuss how e -waste can be managed to prevent environmental pollution . [4M] R17 Page 2 of 2 SECTION -V 9 a) Write a short note on EIA. [4M]
b) What is environmental education? Write its importance. [4M] c) Explain some salient features of biomedical waste management and handling rules, 1998 . [6M] OR 10 a) Discuss Kyoto protocol. What can it do to curb climate change? [6M]
b) Discuss the salient features of Air (Prevention and Control of Pollution) Act, 1981. [8M] ********** Page 1 of 2 Code No: R17A0022
MALLA REDDY COLLEGE OF ENGINEERING & TECHNOLOGY (Autonomous Institution – UGC, Govt. of India) I B.Tech II Semester Advance Supplementary Examinations, June 2019 Mathematics -II (Common to All Branches)
Roll No Time: 3 hours Max. Marks: 70 Note: This question paper Consists of 5 Sections. Answer FIVE Questions, Choosing ONE Question from each SECTION and each Question carries 14 marks.
*** SECTION -I 1 a) b) Use the method of iteration to find a positive root of the equation 1=xxe ,
Given that a root lies between 0 and 1 Find a real root of the equation 2.1)( log10=x x using false position method [7M] [7M] OR 2
The population of a town in the decimal census was given below Year x 1891 1901 1911 1921 1931 Population y 46 66 81 93 101 Estimate the population for the year 1895 Estimate the population for the year 1925
[14M ] SECTION -II 3 a) b) Evaluate dxx∫+1
011by Simpson’s31 rule Find )02.0(y and )04.0(y Using modified Euler’s method given that 1)0(,2= += yy xdxdy [4M] [10M ] OR
4 Find )1.0(y and )2.0(y by using Runga -Kutta fourth order formula, Given that 2)0(,= −= yxydxdy [14M ] SECTION -III 5a)
b) Find a Fourier series for axexf−=)( for ππ<<− x Find a Fourier cosine series for xxf=)( in ),0(π [7M] [7M]
OR 6 Expand x x xf sin )(= as a Fourier series in the interval π2 0< 1222222=++czby ax where a,b,c are arbitrary constants [6M] R17 Page 2 of 2 b) Using the method of separation of variable, Solve yuxu∂∂=∂∂4 where ye y u38),0(−= [8M] OR 8a) b) Solve z yqxp =+ Solve pq qy pxz ++= [7M] [7M SECTION -V 9a) b) c) Find the Laplace transform of t t etcos2sin4 Find the Laplace transform of te ebt at− −−Using Convolution theorem, find ()++− )9 (112 21s sL [4M] [4M] [6M] OR 10a) b) Find the Inverse Laplace transform of −+11logssSolve the differential equation t xdtxd2cos 922=+ using Laplace Transforms given t hat 12,1)0( −= =πx x [6M] [8M] ********** Page 1 of 1 Code No: R17A0502 MALLA REDDY COLLEGE OF ENGINEERING & TECHNOLOGY (Autonomous Institution – UGC, Govt. of India) I B.Tech II Semester Advance Supplementary Examinations, June 2019 Object Oriented Programming through C++ (Common to All Branches) Roll No Time: 3 hours Max. Marks: 70 Note: This question paper Consists of 5 Sections. Answer FIVE Questions, Choosing ONE Question from each SECTION and each Question carries 14 marks. *** SECTION -I 1 a) Compare and contrast procedure orie nted programming and object oriented Programming? [7M] b) Describe about Iteration Statements with an example? [7M] OR 2 a) Discuss the important features of OOPS. Explain the organization of data and Functions in OOP. [7M] b) How do variable declare an d initialization performed in C++? Explain with one example [7M] SECTION -II 3 a) What are classes? Create a class with the following data members? Name of the class: Vehicle, Data members: name, model, company, Price, and variants, Member functions: putde tails() and getdetails() to set and display Vehicle details respectively? [7M] b) Differentiate among Pass by value, pass by reference and pass by address with the help of a suitable program? [7M] OR 4 a) Define inline function? Write a program for findi ng the area of a triangle using inline functions? [7M] b) Write a program for calculating the total marks and Grade of the 60 students in a Class? [7M] SECTION -III 5 a) What is constructor? Write about different types of constructors? [7M] b) How to pass de fault arguments for Constructors? Give examples. [7M] OR 6 Explain about the multiple Inheritance with an example program. [14M ] SECTION -IV 7 Write a c++ Program to overload + operator to add two matrices using friend functions [14M ] OR 8 What is virtual function ? Write a C++ program illustrating virtual function ? [14M ] SECTION -V 9 What is generic programming? Explain in detail about function templates? [14M ] OR 10 What is an exception?Explain about try,throw and catch with example ? [14M] ********** R17