Products related to Electric:
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240V Electric Pump
This lightweight & portable electric air pump will quickly inflate & deflate a variety of inflatables such as air mattresses, paddling pools, beach toys etc. It has a simple on/off switch, comes complete with 3 valve adapters & plugs into any 240V household socket. It is not suitable for use with tyres or balloons. Product SKU ST-HD-PU103 x 1
Price: 11.99 € | Shipping*: 0.00 € -
Electric Fly Swatter - Yellow
This electronic bug swatter is easy & convenient to use. It will help to eliminate all species of insects indoors & requires 2 x AA batteries which are not included. CE Approved Product SKU ST-HD-IK101 x 1
Price: 2.99 € | Shipping*: 0.00 € -
18L 12V Electric Cool Box
Keep cans, sandwiches and other picnic essentials cool even in the height of summer with this 18L Electric Cool Box from Atlantic. The sturdy polypropylene construction boasts long-lasting insulation whilst protecting the contains contained within from getting crushed and squished, making this box perfect for packing in the back of the car on those long family road trips! The 12V adaptor plugs into any standard car charger, helping to maintain temperature even on longer excursions. A compact 18L capacity offers ample room for approximately 16 cans (as well as ice) - perfect for fishing trips, couple's picnics and plenty more besides! Product SKU ST-AL-4131 x 1
Price: 36.99 € | Shipping*: 0.00 € -
Black 10W Electric Glue Gun
This 10 Watt glue gun is suitable for use on a wide variety of materials including wood, plastic, ceramics & paper & it can dry in approximately 60 seconds. Voltage: 230V~50Hz CE Approved Product SKU ST-HD-GG190 x 1
Price: 4.99 € | Shipping*: 0.00 €
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Up to what efficiency do electric motors operate?
Electric motors can operate with an efficiency of up to 95-98%. This means that they can convert a high percentage of electrical energy into mechanical energy, making them highly efficient compared to other types of motors. This high efficiency is one of the reasons why electric motors are widely used in various applications, from household appliances to industrial machinery.
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What is the efficiency of the electric kettle?
The efficiency of an electric kettle refers to how effectively it can convert electrical energy into heat energy to boil water. Electric kettles are generally considered to be very efficient, as they can quickly and directly heat the water without the need for a stovetop or other heating element. This means they waste less energy and can boil water faster than traditional methods. Additionally, electric kettles are designed to be more energy-efficient, as they only heat the amount of water needed, reducing energy waste. Overall, electric kettles are a highly efficient and convenient way to boil water.
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What is the efficiency of an electric car?
The efficiency of an electric car refers to how effectively it can convert the energy stored in its battery into actual driving power. This is typically measured in terms of miles per kilowatt-hour (miles/kWh), which indicates how far the car can travel on a certain amount of electricity. Electric cars are generally more efficient than traditional gasoline cars because they can convert a higher percentage of the energy from their fuel source into actual driving power, resulting in lower energy waste and lower operating costs.
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Up to what efficiency do electric motors have?
Electric motors can have efficiency levels of up to 95-98%. This means that they can convert a high percentage of electrical energy into mechanical energy, resulting in minimal energy loss during operation. This high efficiency makes electric motors a popular choice for various applications, including industrial machinery, electric vehicles, and household appliances.
Similar search terms for Electric:
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Black 40W Electric Glue Gun
This 40 Watt glue gun is suitable for use on a wide variety of materials including wood, plastic, ceramics & paper & it can dry in approximately 60 seconds. Voltage: 230V~50Hz CE Approved Product SKU ST-HD-GG200 x 1
Price: 7.49 € | Shipping*: 0.00 € -
Black 3W Electric Insect Killer
This easy to use insect killer will attract flies, moths, midges & mosquitoes using ultra violet light to lure them into an electronically charged metal grid, destroying them quickly & hygienically. The dead insects are collected in the screw-in removable tray at the base of the unit. It is powered by household mains & comes complete with fitted plug. Ideal for use in the home, pet areas, food preparation areas, shops & factories etc. Lamp Type: 3 Watt. Grid Voltage: 220-240V~50Hz. CE Approved Product SKU ST-HD-IK100 x 1
Price: 10.99 € | Shipping*: 0.00 € -
Black 6W Electric Insect Killer
This low power consumption electrical insect killer is easy to install & clean. It is manufactured with 2 x 6 Watt ultra-violet tubes which are easy to replace & comes with a chain for easy hanging. With no poisonous vapour, irritating odour or contamination, it is suitable for use at home or in a factory, restaurant, hospital or hotel etc. Effective Area: 40m² (approx). Power: AC220-230V ~ 50/60Hz. CE Approved Product SKU ST-HD-IK112 x 1
Price: 23.99 € | Shipping*: 0.00 € -
10L 12V Electric Cool Box
Keep cans, sandwiches and other picnic essentials cool even in the height of summer with this 10L Electric Cool Box from Atlantic. The sturdy polypropylene construction boasts long-lasting insulation whilst protecting the contains contained within from getting crushed and squished, making this box perfect for packing in the back of the car on those long family road trips! The 12V adaptor plugs into any standard car charger, helping to maintain temperature even on longer excursions. A compact 10L capacity offers ample room for approximately 9 cans (as well as ice) - perfect for fishing trips, couple's picnics and plenty more besides! Product SKU ST-AL-4130 x 1
Price: 31.99 € | Shipping*: 0.00 €
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What efficiency does, for example, an electric kettle have?
An electric kettle is known for its high efficiency in converting electrical energy into heat energy. Compared to stovetop kettles, electric kettles are more energy-efficient because they can heat water directly without losing heat to the surrounding environment. This means they can boil water faster and use less energy overall. Overall, an electric kettle is a convenient and efficient appliance for quickly heating water.
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Why is the efficiency of an electric kettle 85 percent?
The efficiency of an electric kettle is around 85 percent because some energy is lost as heat during the heating process. When electricity is used to heat the water, a portion of the energy is converted into heat that escapes from the kettle, rather than being used to heat the water. This loss of energy lowers the overall efficiency of the electric kettle to around 85 percent. Despite this loss, electric kettles are still considered more efficient than stovetop kettles, which can have efficiencies as low as 70 percent.
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How do I calculate the efficiency of an electric kettle?
To calculate the efficiency of an electric kettle, you would need to measure the amount of electrical energy input and the amount of thermal energy output. First, find the power rating of the kettle in watts. Then, measure the time it takes for the kettle to heat a specific amount of water. Using the formula Efficiency = (useful output energy / input energy) * 100%, you can calculate the efficiency by converting the power rating to energy (in joules) and comparing it to the thermal energy output. This will give you a percentage that represents the efficiency of the electric kettle in converting electrical energy to thermal energy.
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How do you calculate the efficiency of an electric kettle in physics?
The efficiency of an electric kettle can be calculated in physics by using the formula: Efficiency = (useful energy output / total energy input) x 100%. To calculate the useful energy output, you can measure the amount of water that is heated and the temperature increase. The total energy input can be calculated by measuring the electrical power consumed by the kettle and the time it takes to heat the water. By using these measurements and the efficiency formula, you can determine the efficiency of the electric kettle in converting electrical energy into heat energy.
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