if the laptop battery over charged, the laptop battery will get hot, Seriously will damage the battery, but now most of the laptop battery have a overshoot protection, when the battery was full charged, it will stop charging automatic, so it won't worry about it
Overcharging. Check your electrical system to see if the alternator is overcharging the battery. It can also be the battery is defective and needs replacing.
yes, intelligent battery chargers have a temperature sensor that cuts off the current when the battery temperature rises. This is a sign of being fully charged. Cheaper chargers carry on until you switch off,this can cause the electrolyte to boil away and shorten the life of the battery. In extreme cases overcharging can buckle the plates of a battery making it useless.
Yes if the alternator is overcharging the battery.
Overcharging.
It usually means that the battery is going bad, and the alternator is overcharging to compansate.
Failed battery, or alternator is overcharging.
Yes, overcharging the battery will ruin it.
Overcharging (bad voltage regulator) or a short circuit inside the battery.
Reversing the cables when you connect them. Overcharging the battery.
Overcharging or defective battery. They will also crake in freezing temperatures if the battery has lost it's charge.
Yes, most definitely.
An alternator is regulated to prevent overcharging of the vehicle's battery.