FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -One of the key components of any computer system is the power supply unit, also known as the PSU. This component provides power to the rest of the computer, including any installed peripherals such as graphics cards and additional hard drives.

Detailed explanation-2: -A power supply unit (PSU) converts mains AC to low-voltage regulated DC power for the internal components of a computer.

Detailed explanation-3: -A Power Supply Unit (PSU) is an internal IT hardware component. Despite the name, Power Supply Units (PSU) do not supply systems with power-instead they convert it.

Detailed explanation-4: -A power supply is an electrical device that offers electric power to an electrical load such as laptop computer, server, or other electronic devices. The main function of a power supply is to convert electric current from a source to the correct voltage, current, and frequency to power the load.