Question

 How long will a laptop battery last if not plugged into the wall?

Answer A new laptop battery can be expected to last at least 2 hours, even under heavy usage, when the computer is not plugged into a wall outlet. Some computer manufacturers such as Apple claim that the ... Read More »
http://www.answerbag.com/q_view/2035809

Top Q&A For: How long will a laptop battery last if not plug...

Is leaving a laptop plugged in too long, when the battery is done charging, bad for the battery?

No its fine. There are a lot of rumors about things like this but they're not true. Your laptop battery can not be damaged from remaining on the charger after the charging process is complete.
http://answers.yahoo.com//question/index?qid=20080713232108AAJSLcF

When a laptop is plugged in, is it using any of the battery power?

new laptops: noold laptops: yes (like 7+ yrs)
http://answers.yahoo.com//question/index?qid=20080827182318AAkwP3l

Is it ok to keep my laptop plugged even if my battery is full?

It depends on the type of battery. If it is lithium ion -- which most laptop batteries sold in the last 5 years are -- there is no advantage to unplugging it or doing a deep discharge.The idea that... Read More »
http://answers.yahoo.com//question/index?qid=20091023181509AA94Dgc

My Laptop Battery Won't Charge When Plugged In?

Laptop computers are designed to recharge the battery while the laptop is plugged into the AC adapter "brick." After a period of time, however, the battery may begin to fail to recharge fully, may ... Read More »
http://www.ehow.com/how_6449968_laptop-battery-won_t-charge-plugged.html


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