What are the interest rate futures available for trading on the NSE?

Are interest rate futures also traded both on the BSE and the NSE and how are the volumes and open interest on the same?

Can you explain how interest rate futures are settled on the exchange?

Which are the futures and options contracts that are most liquid on any normal trading day on the NSE?

Which are the stock futures contracts that are most liquid on any normal trading day on the NSE?

How many stocks and indices on the NSE are currently available for future and options trading?

What are the lot sizes of the underlying stocks and Indices that are available for futures and options trading?

I keep hearing about long Condors. What are these and how can I actually apply these condors in my options trading strategy?

What are the current interest rates on post office time deposits?

What role does futures trading plan in India and why do we pay margins? Also what are the different things we can do with futures and options?

What are the interest rates offered on one-year fixed deposits by top five banks?