Acknowledgements
I would like to thank all those who have encouraged me to write technical books, especially Prof. B. M. Naik,
former Principal of S.G.G.S. College of Engineering and Technology, Nanded, who has been a driving force
for the publication of books and who acted as a source of inspiration throughout my life. His dynamism and
leadership led me to write this book. I will never forget his instinct, support, and words of wisdom.
Special thanks are due to the members of the Board of Governors of S.G.G.S. Institute of Engineer-
ing and Technology, who motivated me to write this book. They are Shri Baba Kalyani, Chairman and
Managing Director of Bharat Forge Ltd, Pune, Mr Kamlesh Pande, and Dr L. M. Waghmare, Director
of our institute. I am thankful to the director for extending his help in writing the book.
My sincere thanks go to Prof. S. D. Mahajan, Director of Technical Education, Maharashtra State, and
Ex-Board of Governors of this college, Dr M. B. Kinhalkar, Former Home Minister, and Dr T. R. Sontakke,
Ex-Principal, for inspiring me to write this book.
I am grateful to all my colleagues, friends, and students who extended moral support. Among them
are Dr S. V. Bonde, Dr R. R. Manthalkar, Dr S. S. Gajre, Prof. R. K. Chavan, Dr J. V. L. Venkatesh,
Dr Y. V. Joshi, Dr M. B. Kokre, Dr Lenina Birgale, Dr P. Kar, Dr P. D. Jadhav, Prof. P. G. Jadhav,
Dr P. Pramanik, Dr P. G. Solankar, Dr V. K. Joshi, Dr S. G. Kahalekar, Dr A. Chakraborty,
Dr B. M. Dabde, Dr U. V. Kulkarni, Dr V. M. Nandedkar, Dr M. L. Waikar,
Dr R. S. Holambe, Dr B. M. Patre, Dr. V. R. Thool, Dr V. G. Asutkar, Dr D. D. Doye,
Prof. P. S. Nalawade, Prof. S. S. Hatkar, Dr R. C. Thool, Dr A. V. Nandedkar, Dr P. D. Dahe, Dr P. D. Ullagadi,
Dr A. B. Gonde, Dr P. B. Londhe, Prof. N. G. Megde, Dr A. S. Sontakke, Prof. A. M. Bainwad,
Prof. Deepak Bacchewar, Prof. R. P. Parvekar, Prof. N. M. Khandare, Dr V. B. Tungikar, Dr R. N. Joshi,
Dr P. T. Patil, Dr L. G. Patil, and Prof. A. I. Tamboli. I am also thankful to my friends Prof. S. L. Kotgire,
Mr Balaji Bacchewar, Mr M. M. Jahagirdar, Mr L. M. Buddhewar, Mr K. M. Buddhewar,
Mr D. V. Deshpande, Mr S. R. Kokane, Mr Ganpat Shinde, Mr M. G. Damkondawar, Mr R. D. Yeramwar,
Mr S. R. Tumma, Mr R. Somajwar, Mr Yennawar O. N., Mr S. R. Mana, and Mr Annes for their help.
I take this opportunity to thank the production editorial teams at Pearson Education, especially
Mr M. E. Sethurajan, Ms V. Pavithra and Ms Neha Goomer for their painstaking work in bringing out
this book in a record time.
Also, I express my thanks to Prof. Barulkar Jeetendrasinh, who reviewed the manuscript and
suggested improvements.
Last, but not the least, my thanks are due to my wife Surekha for her patience and support while
writing this book. My sons Amol and Amit, daughter Sangita, and daughter-in-law Swaroopa were also
a great help and extended their support to me at all the times.
Ashok N. Kamthane
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