Here are some points to consider when connecting DC voltage sources in parallel:
* The voltage sources must have the same voltage rating.
* The internal resistances of the sources must be taken into account.
* The maximum current that can be drawn from the circuit is limited by the internal resistances of the sources.
* If the internal resistances of the sources are not equal, the voltage across each source will be affected.
* Connecting DC voltage sources in parallel can increase the current capacity of a circuit.
It is important to note that connecting DC voltage sources in parallel can be dangerous if not done correctly. Always take precautions when working with electricity.