Reasons why banks do not give loans against a lottery ticket:

1. Risk and Uncertainty:
- Lottery tickets are based on chance and luck, with no guarantee of winning. Banks consider this as a highly uncertain and risky investment.
- Since the probability of winning is extremely low, banks are reluctant to provide loans against lottery tickets due to the high chance of default.

2. Lack of Tangible Value:
- Unlike gold ornaments or LIC policies, lottery tickets do not possess tangible value that can be easily evaluated.
- Banks prefer collateral with a clear market value that can be used to recover the loan amount in case of default. However, lottery tickets do not hold any significant market value, making it an unsuitable asset for securing a loan.

3. Limited Resale Value:
- In case of default, banks may need to sell the collateral to recover the loan amount. Gold ornaments and LIC policies have a well-established resale market, ensuring that the bank can recover a significant portion of the loan amount.
- On the other hand, lottery tickets have limited resale value since they are time-sensitive and the opportunity to claim any prize expires after a specific period. This further reduces the attractiveness of lottery tickets as collateral for loans.

4. Regulatory Restrictions:
- Banks are regulated by financial authorities that impose certain restrictions on the types of assets they can accept as collateral.
- Lottery tickets may not meet the regulatory criteria for collateral, as they are considered a speculative investment rather than a stable asset.

Conclusion:
Due to the inherent risks, lack of tangible value, limited resale value, and regulatory restrictions, banks do not provide loans against lottery tickets. Instead, they prefer collateral that has a stable market value and can be easily evaluated and sold in case of default.