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Question
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.
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.
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Solution
The correct option is B load
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.
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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