Fixed Deposit(FD) is an investment product which allows you to invest a lump of money for a fixed time period and at a fixed rate of interest. It is quite a popular form of investing in India.
When you open a fixed deposit with bank then you are lending money to the bank and it pays you interest. Applicable interest rates will be given as on the date of receipt of the funds by the bank and is fixed for the specified duration. And interest that is earned on fixed deposits is taxable in the hands of the depositor. Tax or TDS is deducted by the bank, after a threshold. Fixed Deposits and Tax discusses it in detail.
Overview of Fixed Deposits gives an overview of Fixed Deposits,
Fixed Deposit and Interest Rates discusses the interest rates and FDs.