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The measure of how much useful work a machine puts out compared to the work put into it is called its efficiency. It is expressed as a ratio of output work to input work, typically represented as a percentage. Higher efficiency signifies that the machine is making better use of the energy it receives.

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1y ago

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Is a measure of how much work put into a machine is changed to into useful work by the machine?

Efficiency


What is the measure of how much useful work a machine puts out compared to the amount of work put into it?

That is called the efficiency, and it is a number between 0 and 1 (or 0% and 100%). It is obtained by dividing output power / input power.


Is A measure of how well a machine operates is its efficiency?

Efficiency is indeed a measure of how well a machine converts input energy into useful output. It is calculated by dividing the useful output by the total input. Higher efficiency indicates better performance and less wasted energy.


The ratio of useful work output to total work input is mechanical advantage?

ANSWER: no, it is called the efficiency.


What is a comparison of a machines work input and work output?

mechanical efficiency


What is the world's useful machine?

What the most useful machine is, is a matter of opinion. Some would argue that the wheel is the most useful machine, and others would argue that the lever is the most useful.


The efficiency of a machine is defined as?

The efficiency of a machine is a measure of how well it converts input energy into useful work output. It is calculated as the ratio of useful work output to the total input energy or power. A high efficiency indicates that the machine is able to minimize energy losses and perform its intended function effectively.


How useful are machine?

A machine saves you force, changes distance, and changes direction. Those are the three ways in science that why machines are useful.


What does the term efficiency of machine' means?

The efficiency of a machine refers to how well it converts input energy into useful work output. It is a measure of how effectively the machine minimizes waste and maximizes its output relative to its input. Higher efficiency means less energy loss during the machine's operation.


Is the efficiency of a machine is 60 the percentage of work input used to overcome friction?

No, efficiency of a machine is a measure of how well input energy is converted into useful output work, and is calculated as useful work output divided by total work input. The percentage of work input used to overcome friction would be related to the frictional losses in the machine, not the overall efficiency.


Why is computer called an amazing machine?

It is good & useful machineit is a good device because it is a very accuracy & speed. By using this we can perform calculation ,presentation etc.It is a marvellous machine.


Can you make a sentence using the word useful?

It was a useful object to use. It was not useful to the team to have to struggle with the new machine.