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Why Is The Work Output Of A Machine Always Less Than The Work Input?

January 24, 2024 by Rachel Ostrander

Why Is The Work Output Of A Machine Always Less Than The Work Input? Although nearly equal, the output work is less than the input work because of friction. All machines use some amount of input work to overcome friction. The only way to increase the work output is to increase the amount of work

Is Energy Input Equal To Energy Output?

January 24, 2024 by Emily Lee

Is Energy Input Equal To Energy Output? This means that the total amount of energy that is in an isolated system (such as an engine or a generator) remains constant (conserved) over time. However, the total amount of useful energy output of an isolated system is never equal to the total energy input. How do