The efficiency of a machine is the ratio of the work done on the load by the machine to the work done on the machine by the effort.

True

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False

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Solution

The correct option is A
True

Efficiency is the ratio of work output to the work input, where
Work output = work done on the load
Work input = work done by the effort
So, efficiency is the ratio of work done on load by the machine to the work done on the machine by the effort.

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Similar questions

The efficiency of a machine is the ratio of the work done on the ___ by the machine to the work done on the machine by the effort.

Q. The efficiency of a machine is 90%. If

100 J

of work is done by the effort, how much work is obtained at the load of the machine?

If the efficiency of a machine is $10 %$ and the work done on a machine is $2000 J$ , then what is the work done by the machine?

A machine has a velocity ratio of 4. It is used to raise a load of 200 N by 4 m using an effort of 20 kgf. Find the work done on the machine. Take $g = 10 m s^{- 2}$ .

A machine has a velocity ratio of 4. It is used to raise a load of 400N by 4m using an effort 20kgf. Find the work done on the machine. Take g = 10 m/s $^{2}$ .

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The efficiency of a machine is the ratio of the work done on the load by the machine to the work done on the machine by the effort.

The correct option is A True Efficiency is the ratio of work output to the work input, where Work output = work done on the load Work input = work done by the effort So, efficiency is the ratio of work done on load by the machine to the work done on the machine by the effort.

The correct option is A
True

Efficiency is the ratio of work output to the work input, where
Work output = work done on the load
Work input = work done by the effort
So, efficiency is the ratio of work done on load by the machine to the work done on the machine by the effort.