arround 1 hour just joking around 7 hours at medium brightness and low volume.
The second one should roughly last twice as long as the first one. You can't really say how long as it depends what you are using the computer for, but whatever you are doing the second one will always last about twice as long.
A very, very, long time with direct sunlight. Charge your battery with a battery charger
No. Amp-hours is the measure of how long the battery can keep doing the job before it's exhausted. As long as the voltage of the battery remains the same, the motor doesn't know that anything has changed.
It is not possible to give an answer to this question without much more information. The information given (e.g. 1.5 volt weather radio) is unrelated to battery life.
Should last about 30 minutez
a car battery last for about 3-5 years
As long as the battery is kept charged then it should last 3-5 years.
a panasonic triple a battery last about 4 hours nonstop.
How long does a Battery 6 Cell battery last
about a year.
8hrs
Forever.
No the battery is built in but should last a long time.
A Sanyo phone battery last just about as long as any other battery. Most batteries are manufactured by just a few different manufacturers, and then rebranded.
If you divide the 5000 mAh by the current used (in mA), you will get the number of hours the battery will last.
About eight hours
depends on the potatoe