Guys, can you suggest me the names of some good books for the preparation of the TNPSC Group II examination?????????????

Yes sure, here I am suggesting you the names of some good books for the preparation of the TNPSC Group II exam:

i)Social Science Books - 6th to 10th Std
ii)Science Books - 6th to 10th Std, (Additional 11th,12th Botany and Zoology if you have time)
iii)Polity - 11th,12th Political Science
iv)Economy - 11th,12th Economics Books
v)Geography -11th,12th Geography Books
vi)Indian Culture - 12th Indian Culture Book

History
i)Prof.J.Dharmarajan's Tamilnadu History
ii)K.Venkadesan. India Freedom Struggle

Indian Polity
i)Lakshi Kanth - Indian Polity

Indian Economy
i)Pratiyogita Darban's Indian Economy & Ramesh Singh's Book

Geography
i)Oxford School Atlas
ii)Spectrum Publication -Indian Geography

Current Affairs
i)The Hindu, Dinamani,
ii)Competitive Success Review/Civil Service Chronicle/Competition Wizard/Shankar IAS Acadamy's Civilpedia(any one of these magazine)
iii)Yojana/Thittam

Science & Technology
i)Science & Tech by Spectrum Publications

India Year Book by Government of India

English Test
i)Objective General English by R.S. Agarwal

Aptitude
i)A Modern Approach to Verbal Reasoning by R.S. Agarwal
ii)Quantitative Aptitude by R.S.Agarwal
iii)Objective Arithmetic - R. S. Agarwal