Assignment:
For each of the following circuits, determine how the brightness of the bulbs change when the switch is closed.
![1535_Brightness of bulbs.jpg](https://secure.tutorsglobe.com/CMSImages/1535_Brightness of bulbs.jpg)
There are several ways to answer these questions, but you must support your answer with a quantitative argument.
![959_Switch closed.jpg](https://secure.tutorsglobe.com/CMSImages/959_Switch closed.jpg)
Provide complete and step by step solution for the question and show calculations and use formulas.