Who created the planetary model by placing the electrons in fixed energy levels?
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The work output of the procedure is given as,
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Thus, the work output is 180 J.
The work input of the procedure is,
Substitute the known values,
Thus, the work input is 250 J.
The efficiency of the person is given as,
Substitute the known values,
Thus, the efficiency of person is 0.72 or 72%.