Efficiency is the often measurable ability to avoid making mistakes or wasting materials, energy, efforts, money, and time while performing a task. In a more general sense, it is the ability to do things well, successfully, and without waste. The meaning of EFFICIENCY is the quality or degree of being efficient.

Understanding the Context

How to use efficiency in a sentence. Efficiency means that an entity is operating at an optimum level of performance. It is a measurable concept that can be determined by the ratio of useful output to total input. A company that...

Key Insights

Efficiency is concerned with the optimal production and distribution of scarce resources. It means an economy makes the best possible use of its scarce resources to maximise welfare. EFFICIENCY definition: 1. the quality of achieving the largest amount of useful work using as little energy, fuel, effort…. Learn more.

Final Thoughts

Efficiency measures how well energy or resources are converted into useful output. Learn how it applies to engines, bodies, plants, economics, and more. EFFICIENCY definition: the state or quality of being efficient, or able to accomplish something with the least waste of time and effort; competency in performance. See examples of efficiency used in a sentence. Often we try to measure efficiency levels, such as how energy efficient our light bulbs are or how efficient a business is at producing a product. It’s easy to confuse efficiency with effectiveness.

The efficiency of a device is the proportion of the energy supplied that is transferred in useful ways. The efficiency can be calculated as a decimal or a percentage, using the equations: Efficiency - Work, power and efficiency - AQA - GCSE Physics (Single ...