Unit - I

Mr. J.Thamba M.Sc., M.Phil., (PhD).

Assistant Professor,

Department of Science & Humanities (Chemistry)

National Engineering College,

K.R.Nagar, Kovilpatti- 628503.

Ph: +91 9042203328

Email: thamba.sh@nec.edu.in

Unit - II

Mr. R.Raghul B.E., M.Tech.,

Assistant Professor,

Department of Electronics & Instrumentation Engg,

National Engineering College,

K.R.Nagar, Kovilpatti- 628503.

Ph: +91 9442450294

Email: raghuleie@nec.edu.in