Ellis Gibson (B.Sc. in Mechanical Engineering)

A boat battery does not have to be a deep cycle battery, but it is better for deeper discharges. For large boats, a dedicated cranking battery is ideal for engine starting. A deep cycle battery works well for powering onboard electronics and accessories. This combination improves performance and reliability. The main difference between battery types … Read more

Yes, using dark mode can save battery life on laptops with OLED or AMOLED screens. These display technologies turn off pixels to show black. This power savings leads to improved energy efficiency. The effect is particularly strong when using dark backgrounds, allowing for longer battery life. The effects of a black background on battery life … Read more

A black screen can save battery life on laptops with OLED displays. Using dark mode reduces power consumption by showing fewer bright pixels. This leads to lower energy use, particularly when the maximum brightness is set high. Therefore, employing a black screen effectively extends your laptop’s battery duration. Moreover, the overall energy consumption of a … Read more

A Bertolucci self-winding watch does not use a battery, such as a CR2032. It functions through a mechanical movement. This watch captures energy from the motion of your wrist. It winds automatically with every movement, removing the need for battery replacement, unlike quartz watches that rely on battery power for accuracy. For maintenance, it is … Read more

A bigger battery can store more energy than a smaller one of the same type. Its energy storage capacity is measured in ampere-hours (Ah) or watt-hours (Wh). Therefore, a larger battery often has higher capacity, meaning it delivers energy longer or powers larger devices more efficiently. Moreover, bigger battery cells can also deliver higher power … Read more

A larger battery cell does not automatically produce more volts. Voltage depends on the battery’s chemical makeup and design. However, a bigger battery can store more energy. This allows it to maintain its voltage for a longer duration when fully charged, which improves its performance. A common myth suggests that increasing the size of battery … Read more

A UPS (Uninterruptible Power Supply) does not draw its full watt rating. It operates in KVA. The KVA rating should be higher than the total wattage of connected devices. Devices must use less than or equal to the UPS’s rated capacity. This approach prevents overloading and ensures efficient power backup and safety. The efficiency of … Read more

The Benz-Gant Helioflex 3000T camera does not use a battery. This fixed-focus, 35mm film camera is made of plastic. It has a shiny lens and adjustable aperture settings from f:6.3 to f:16 for different lighting. The camera lacks battery-powered metering and flash features, ensuring reliable manual film advance. Additionally, the Helioflex 3000T features manual options, … Read more

A battery pushes electric charges through a closed circuit. It serves as an energy source, causing the movement of charged particles. This flow happens only with a complete conducting pathway that connects one battery terminal to the other. Therefore, a closed circuit is essential for electricity to flow. When the circuit is closed, an electric … Read more

Yes, a battery tender can ground an inverter. Connect the battery’s negative terminal to the vehicle’s ground. Attach the inverter to the chassis ground near the inverter. Proper grounding ensures safety by preventing electrical faults and fire hazards. Always use fusing in the grounding system for added safety. Proper grounding for your battery bank involves … Read more