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The TV's electric efficiency depends on the type, size and brand of the Television. Typically a TV uses 80 to 400 Watts of electricity. Bigger Televisions use more energy than smaller ones. LCD's are more efficient than CRT's.

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What is the relationship between efficiency useful energy output and total energy output?

Efficiency is the ratio of useful energy output to total energy input. A higher efficiency indicates that a greater proportion of the total energy input is being converted into useful energy output. Therefore, as efficiency increases, the amount of useful energy output relative to total energy output also increases.


What does efficiency compare energy output with?

Efficiency compares the useful energy output of a system to the total energy input. It provides a measure of how well a system converts input energy into useful output energy.


What is the useful energy output and waste energy output?

Useful energy output refers to the energy that is converted into a form that can directly be used for a desired purpose, such as electricity generated from a power plant. Waste energy output, on the other hand, refers to the energy that is not converted into a useful form and is lost, typically as heat or noise, during the energy conversion process.


What is the ratio of useful energy output to the total energy input?

The ratio of useful energy output to total energy input is known as the energy efficiency. It is calculated by dividing the useful energy output by the total energy input and multiplying by 100 to express it as a percentage. A higher energy efficiency percentage indicates a more effective use of energy resources.


How is energy efficiency determined?

Energy efficiency is typically determined by the ratio of useful energy output to total energy input in a system. It can be quantified by calculating the efficiency percentage, which is the amount of useful energy produced divided by the total energy input multiplied by 100. The higher the percentage, the more energy efficient a system is.

Related Questions

What is the relationship between efficiency useful energy output and total energy output?

Efficiency is the ratio of useful energy output to total energy input. A higher efficiency indicates that a greater proportion of the total energy input is being converted into useful energy output. Therefore, as efficiency increases, the amount of useful energy output relative to total energy output also increases.


Total energy input equals equals the useful energy output plus?

Efficiency = ( useful energy output / total energy input ) x 100


What does efficiency compare energy output with?

Efficiency compares the useful energy output of a system to the total energy input. It provides a measure of how well a system converts input energy into useful output energy.


What is the useful energy output and waste energy output?

Useful energy output refers to the energy that is converted into a form that can directly be used for a desired purpose, such as electricity generated from a power plant. Waste energy output, on the other hand, refers to the energy that is not converted into a useful form and is lost, typically as heat or noise, during the energy conversion process.


What is the ratio of useful energy output to the total energy input?

The ratio of useful energy output to total energy input is known as the energy efficiency. It is calculated by dividing the useful energy output by the total energy input and multiplying by 100 to express it as a percentage. A higher energy efficiency percentage indicates a more effective use of energy resources.


How is energy efficiency determined?

Energy efficiency is typically determined by the ratio of useful energy output to total energy input in a system. It can be quantified by calculating the efficiency percentage, which is the amount of useful energy produced divided by the total energy input multiplied by 100. The higher the percentage, the more energy efficient a system is.


What is the name of the amount of useful energy you get from a system?

That may refer to the system's efficiency (which is formally the amount of useful output power divided by the amount of input power).


Why is the amount of useful output energy always less than the input energy?

The reason the useful output energy is always less than the input energy is due to inefficiencies in the energy conversion process. Some energy is always lost as heat, sound, or other forms of energy during conversion, reducing the amount of energy available for useful work. This decrease in useful output energy is described by the concept of energy conservation and the second law of thermodynamics.


How do you calculate the efficiency of somthing in energy transformations?

Efficiency in energy transformations can be calculated by dividing the useful output energy by the total input energy and multiplying by 100 to express it as a percentage. The formula is efficiency = (useful output energy / total input energy) x 100%. A higher efficiency value indicates a more effective conversion of input energy into useful output energy.


What is the equation to calculate energy efficiency?

Energy efficiency is typically calculated as the ratio of useful energy output to total energy input. The equation to calculate energy efficiency is: Energy Efficiency = (Useful Energy Output / Total Energy Input) x 100%.


Why is input energy more useful than output energy?

Input energy is typically more useful than output energy because input energy is the initial energy put into a system to produce the desired output. Output energy, on the other hand, is the energy produced by the system after losses and inefficiencies have occurred, so it is usually less than the input energy. By maximizing input energy efficiency, we can achieve a more effective output.


How Efficiency is measured in joules?

Efficiency is typically measured as the ratio of useful energy output to the total energy input, expressed as a percentage. In terms of joules, the efficiency can be calculated as the useful energy output in joules divided by the total energy input in joules, multiplied by 100. This calculation helps assess how effectively a system converts energy input into useful output.