Yes temperature really affect the life of battery and this thing is mention on your battery manual when you purchase it. the performance of battery is good between 10 to 50 Celsius temperature. Depend on your battery's manufacturer.what they give to you.
Depend on the settings in some case yes.
The battery life of a Mac and Dell cannot be directly compared, as they depend completely on the model. There are models of each brand that have battery lives that would be better than the other brand's.
The Canon Powershot battery life has been rated as long lasting and very good. It would also depend on what brand of batteries you use.
The battery is advertised at having a life of up to 6 hours. Depending upon the usage depend upon he battery to last for 4 hours.
It will depend on the model of your laptop but find one with a long shelf life then follow charging instructions.
a battery is recyclable......... it also might depend on what type of battery.....
This laptop will run for 1.5 - 4 hours while surfing the internet, and depending on what other programs you have open at the same time, will depend how much of that time you will get out of this battery.
A battery life is the amount of time a battery will last.
A battery does and can not produce life.
The current MacBook Pro can deliver 7 hours of battery life but the actual figure will depend on how the computer is being used and how much power it requires.
It would depend on the condition of the battery and if the battery charger has a jump start mode.