During Each Cycle of Operation a Refrigerator Absorbs 55 Cal $\degree$

question 66

Multiple Choice

During each cycle of operation a refrigerator absorbs 55 cal from the freezer compartment and expels 85 cal to the room.If one cycle occurs every 10 s,how many minutes will it take to freeze 500 g of water,initially at 0 $\degree$ C? (L_v = 80 cal/g)

• A)800 min
• B)4 400 min
• C)120 min
• D)60 min

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