![batteries - How much energy is stored in a AA battery when its voltage has dropped to 1.2V? - Electrical Engineering Stack Exchange batteries - How much energy is stored in a AA battery when its voltage has dropped to 1.2V? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/0cr7H.png)
batteries - How much energy is stored in a AA battery when its voltage has dropped to 1.2V? - Electrical Engineering Stack Exchange
![Connecting Batteries: Serial/Parallel/Serial and Parallel—DC Voltages, Current, and Wattage on Each - Owlcation Connecting Batteries: Serial/Parallel/Serial and Parallel—DC Voltages, Current, and Wattage on Each - Owlcation](https://images.saymedia-content.com/.image/ar_16:9%2Cc_fill%2Ccs_srgb%2Cfl_progressive%2Cq_auto:eco%2Cw_1200/MTc0MjU4ODUzNDAyODQ3MTAw/connecting-batteries-serialparallelserial-and-parallel-dc-voltages-current-and-wattage-on-each.jpg)
Connecting Batteries: Serial/Parallel/Serial and Parallel—DC Voltages, Current, and Wattage on Each - Owlcation
Some battery powered gadgets require 2 AA batteries, some 4 AA batteries, and some require AAA batteries instead. How do they determine what type of battery is required and how much voltage
![Hack That Battery Pack! ( Also, a Small Lesson in Series, Parallel, and Series-parallel) : 4 Steps - Instructables Hack That Battery Pack! ( Also, a Small Lesson in Series, Parallel, and Series-parallel) : 4 Steps - Instructables](https://content.instructables.com/ORIG/F50/XKPP/HKCK2TL4/F50XKPPHKCK2TL4.png?auto=webp&fit=bounds&frame=1&width=1024&auto=webp&frame=1&height=300)