![batteries - Why does a weakened 9V battery show lower voltage but a weakened 1.5V battery doesn't? - Electrical Engineering Stack Exchange batteries - Why does a weakened 9V battery show lower voltage but a weakened 1.5V battery doesn't? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/V2Adk.png)
batteries - Why does a weakened 9V battery show lower voltage but a weakened 1.5V battery doesn't? - Electrical Engineering Stack Exchange
![Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data](https://www.powerstream.com/z/9V-500mA-test.png)
Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data
If you put a 9-volt battery in a smoke detector in your home or apartment, you are not installing a single galvanic cell. Explain how and why this is so.? - Quora
![Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data](https://www.powerstream.com/z/9V-1A.png)
Discharge tests and capacity measurement of 9 volt transistor radio batteries at high current, 100mA to 500mA engineering data
![BQ24618: Weird occurrences with charger circuit (Some unexpected voltage and current and a weird buzz) - Power management forum - Power management - TI E2E support forums BQ24618: Weird occurrences with charger circuit (Some unexpected voltage and current and a weird buzz) - Power management forum - Power management - TI E2E support forums](https://e2e.ti.com/cfs-file/__key/communityserver-discussions-components-files/196/8203.circuit.png)