Laptop Repairer Interview Question:

Explain about laptop Battery?

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A battery is a hardware component that supplies power to a device, enabling that device to work without a power cord. Batteries are often capable of powering a laptop computer for several hours depending on how much power it requires. Today, many high-end devices such as computer laptops and cell phones use rechargeable batteries that allow a user to recharge the battery once depleted of energy. In the picture below, is an example of what a laptop battery may look like when removed from the laptop with a close-up of the battery rating.
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