An engineer on Mars operates a motor that loses 45 kilojoules [kJ] of energy as heat in 20 minutes [min] and has an input power rating of 0.29 horsepower [hp]. Determine the efficiency of the motor expressed as a percentage. E Click the icon to view the table of common derived units in the SI system. Click the icon to view the conversion table. E Click the icon to view SI prefixes (numbers greater than one.) The thermal conductivity is %. (Round your answer to one decimal place.)
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