Question

tamil nadu coastal plains recieve rainfall twice in year

Answer 1

yes its correct its for the monsoon wind and when this wind come in our country then its raining in tamilnadu for the south west monsoon wind and in winter when monsoon wind go back from india then for north east monsoon wind its rainning in tamilnadu .actually when this monsoon will go back from india then its go over the bay of bengal and collected eater vapour so its rainning in tamilnadu .