Despite lower cost charges ; why there are no trades in bse fno ? How can i make trades in bse fno?

Despite lower cost charges ; why there are no trades in bse fno ?
How can i make trades in bse fno?

No answer for that, no trades because of no liquidity and no liquidity because of no trades. NSE introduced them first so it has 1st mover advantage and BSE never able to catch with it.

does bse FnO has physical delivery on expiry

It does have.