Question
Medium
Solving time: 3 mins
-A Carnot air conditioner takes energy from the thermal energy of a room at and transfers it to the outdoors, which is at . For each joule of electric energy required to operate the air conditioner, how many joules are removed from the room?
(a)
(b)
(c)
(d)
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Text solutionVerified
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The coefficient of performance is the energy drawn from the cold reservoir as heat divided by the work done
Thus,
The coefficient of performance is the energy drawn from the cold reservoir as heat divided by the work done
Thus,
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Question Text | -A Carnot air conditioner takes energy from the thermal energy of a room at and transfers it to the outdoors, which is at . For each joule of electric energy required to operate the air conditioner, how many joules are removed from the room? (a) (b) (c) (d) |
Topic | Thermodynamics |
Subject | Physics |
Class | Class 11 |
Answer Type | Text solution:1 |
Upvotes | 83 |