An example of a capital expenditure in the Tamil Nadu budget is:

Construction of roads
Payment of salaries
Interest on loans
Distribution of pensions

The correct answer is: Construction of roads.

Capital expenditure is a type of spending that is used to acquire or improve long-term assets, such as buildings, equipment, and land. It is distinguished from current expenditure, which is used to pay for day-to-day operations.

Construction of roads is an example of capital expenditure because it is a long-term investment that will provide benefits for many years to come. Roads are essential for transportation and commerce, and they also play a role in public safety and environmental protection.

Payment of salaries, interest on loans, and distribution of pensions are all examples of current expenditure. These are costs that are incurred on a regular basis in order to maintain the government’s operations.

In conclusion, the correct answer to the question “An example of a capital expenditure in the Tamil Nadu budget is:” is “Construction of roads.”