An energy sources will supply a maximum current into the load if its internal resistance is

• A. Zero
• B. non zero but less than the resistance of the load
• C. equal to the resistance of the load
• D. very large as compared to the load resistance

The maximum current supplied to a load by an energy source is influenced by its internal resistance. The correct answer to your question is:

Answer: A. Zero

When the internal resistance of the energy source is zero, it can deliver the highest possible current to the load. Here’s a brief explanation of the other options:

• B. Non-zero but less than the resistance of the load: This would limit the current compared to a zero internal resistance scenario.
• C. Equal to the resistance of the load: This creates a situation where the current is halved, as per Ohm's law.
• D. Very large as compared to the load resistance: This would significantly reduce the current flowing to the load.

In summary, to achieve maximum current flow, the internal resistance should ideally be zero.