A refrigerator uses $40.0 \mathrm{~J}$ of work to extract $90.0 \mathrm{~J}$ from a heat reservoir at $0.00^{\circ} \mathrm{C}$. What is the coefficient of performance for the refrigerator?

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The Answer of A refrigerator uses $40.0 \mathrm{~J}$ of work to extract $90.0 \mathrm{~J}$ from a heat reservoir at $0.00^{\circ} \mathrm{C}$. What is the coefficient of performance for the refrigerator?

A Refrigerator Uses 40.0 J40.0 \mathrm{~J}40.0 J Of Work to Extract 90.0 J90.0 \mathrm{~J}90.0 J From a Heat Reservoir At

A Refrigerator Uses $40.0 \mathrm{~J}$ Of Work to Extract $90.0 \mathrm{~J}$ From a Heat Reservoir At