Your battery.
yes
Many situations may lead a user to search for a generic laptop power supply. The original power supply may have become ineffective or may have been lost during travel. Laptop power supplies are the connection between the laptop and a power source. This cable is used to recharge the batteries that are a component of the notebook. Regardless of the reason for replacement, the user must decide whether to buy a name brand power supply or go with a generic manufacturer.
Yes, electrical tape can be used to fix a laptop's power supply, as long as the proper steps for repairing a power cord are followed. You will also need wire cutters and aluminium foil.
A power supply that is designed to be outside the case of the computer. Most laptop computers use an external power supply rather than an internal one to reduce size and weight while the laptop runs on battery power.
lol no
Either a dead battery - or a faulty power supply.
no
Yes
A laptop runs on DC. Either from the battery, or the external power supply, which converts AC power to DC.
The power adapter need 230v, 50Hz supply
No... The power supply is simply a battery in the back of the laptop. But if you use a Desktop it is like any other power source.
Laptop power supply provides a much lower watt output compared to desktop because its powering a smaller and more energy efficient device. Do not try mixing them