Ellis Gibson (B.Sc. in Mechanical Engineering)

An inverter does not need a battery to operate. The inverter converts direct current (DC) into alternating current (AC). While batteries store energy for later use, inverters can also send excess energy to the grid or supply power directly. Thus, a battery is optional, based on your energy storage and electricity consumption needs. Off-grid use … Read more

An inverter can drain a car battery based on the power consumption of connected devices. High-wattage appliances require more energy, increasing demand. If the energy usage exceeds the battery’s capacity, it drains quickly. Efficient energy management is crucial when using an inverter, especially for power-hungry devices. Additionally, the battery’s capacity and age play significant roles. … Read more

An electric vehicle does have a 12V battery, just like a gasoline vehicle. This battery powers essential accessories and security functions when the car is parked. While the main battery is usually a lithium-ion type, it may struggle with cold-start performance, which can limit its widespread adoption in certain situations. The presence of a 12V … Read more

An automatic watch does not use a battery. It generates power through wrist movement. The motion winds a spring inside the watch, storing energy. This energy allows the watch to keep time for 24 to 48 hours when fully charged, depending on its movement design. The absence of a battery differentiates automatic watches from quartz … Read more

An analog watch may need a battery, based on its movement type. Quartz watches require a battery for time display. Mechanical watches do not need a battery; they use gears and springs. Knowing the type of movement helps identify the power source of the analog watch. Mechanical movements, on the other hand, do not need … Read more

Always plugging in your laptop can harm its battery over time. Lithium-ion batteries lose capacity due to continuous charging. This leads to fewer charging cycles and may cause noticeable performance degradation after about a year. To maintain battery health, unplug your laptop when it’s fully charged and use it on battery power regularly. Myth: “Keeping … Read more

AGM batteries do not need a special alternator. They work well with standard alternators due to their improved charging efficiency and compatibility. Using a high-quality alternator boosts performance and extends battery life. Regular maintenance and the right settings also improve their overall efficiency. Using an alternator designed for AGM batteries can enhance performance and extend … Read more

The always-on display feature consumes battery significantly. Tests show it drains battery about four times faster. When activated, battery life is around 100 hours in idle time. When deactivated, it extends to about 400 hours. This feature has a notable performance impact on overall device autonomy. The impact of Always On Display on device life … Read more