I recently engaged Prof Subhashish. I am extremely happy with his services.
He is ideal for students preparing for competitive exams like IIT Mains, Advanced and Olympiads
He is one of the Top Physics teacher in the country.
Prof Subhashish facebook page
https://facebook.com/IIT.JEE.by.Prof.Subhashish/
You can learn more about him, by visiting the following URL
https://skmclasses.weebly.com/