i have some query abt ppf account
1. can interest rate for whole period is remain same? like currently it is approx. 9% so it will remain same for next 15 years or not?
2. can i change my deposit amount after some period? like for 5 years i invest say around 1000 monthly then i can chang it to 1500 if any.
3. which is safe fixed deposit for 5 years or ppf for 5 years ?
4. every public bank is giving fix rate of interest on ppf account?