comment on the feasibility of cooling your kitchen in the summer by opening the door to the electrically powered refrigerator.
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The refrigerator in your kitchen does 480J of work to remove 110J of heat from its interior. (a) How much heat does the refrigerator exhaust into the kitchen? (b)What is the refrigerator's coefficient of performance?
In opening a door, a 32.0 Nforce is applied as shown in the figurebelow. Find the torqueproduced by this force with respect to pointO.(Let r = 0.850 m and θ = 55.5.)