A car has negative acceleration. What information can you infer from this?
2 answers:
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The work output of the procedure is given as,
Substitute the known values,
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%.
For 1000 seconds , a current of 0.1 A flows so as to transfer charge of 100C
