Hello sir I have applied for the TNPSC Group 4 exam so now can you please suggest me the book for doing preparation ??

As you are demanding for the TNPSC Group 4 exam book as under:

TNPSC Mental Ability Previous Years Examination Questions & Answers (Tamil) Paperback – 2014

Product details

Paperback
Publisher: SAKTHI PUBLISHING HOUSE; 1St Edition edition (2014)
Language: Tamil
ISBN-10: 938472582X
ISBN-13: 978-9384725822
Product Dimensions: 27.6 x 21.2 x 1 cm


Books for TNPSC Group 4 Exam Preparation

1.State Board books are considered as main source of TNPSC Exam question setting for all Group Examination.

So you must study following school text books.

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

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

3.Indian Polity
i)Lakshi Kanth - Indian Polity

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

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

7.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

8.Science & Technology
i)Science & Tech by Spectrum Publications

9.India Year Book by Government of India

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

11.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

12.Guide Books for General Studies (Not Important, if you study all the above mentioned books). Any one of the Guides like Tata Mc Graw Hill, Spectrum or Pearson