Question : Perpetual debenture are also known as
Option 1: Irredeemable Debenture
Option 2: Secured Debenture
Option 3: Unsecured Debenture
Option 4: None of the above
Correct Answer: Irredeemable Debenture
Solution : It is because the corporation does not provide any assurance regarding the repayment of money borrowed by issuing such debentures, irredeemable debentures are also known as perpetual debentures. These bonds are repayable upon a company's dissolution or after a protracted length of time.
Hence the correct answer is option 1.