GATE ME 2025 Set 1 — Question 55
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Thermodynamics → Laws & Properties → Carnot Cycle & Entropy
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Question
A heat pump, operating in reversed Carnot cycle, maintains a steady air temperature of inside an auditorium. The heat pump receives heat from the ambient air. The ambient air temperature is . Heat loss from the auditorium is . The power consumption of the heat pump is ____ (rounded off to 2 decimal places).
Correct answer
0.95 to 1.1
Solution
Given:
- Temperature of the auditorium (Higher temperature reservoir),
- Temperature of the ambient air (Lower temperature reservoir),
- Heat loss from the auditorium (Heat supplied by the heat pump to maintain temperature),
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