A Carnot refrigerator rejects (3000 mathrm{kj}) of heat at (400 mathrm{k}) while using (1000 mathrm{kj}) of work.

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A Carnot refrigerator rejects $3000 \mathrm{kj}$ of heat at $400 \mathrm{k}$ while using $1000 \mathrm{kj}$ of work. The lowest operating temperature in the cycle should be:

(a) $15^{\circ} \mathrm{C}$

(b) $27^{\circ} \mathrm{C}$

(c) $-6^{\circ} \mathrm{C}$

(d) $0^{\circ} \mathrm{C}$

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Related Book For book-img-for-question

Basic Mechanical Engineering

ISBN: 9789386873293

2nd Edition

Authors: PRAVIN KUMAR

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Question Posted: Apr 09, 2024 02:14 AM

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A Carnot refrigerator rejects (3000 mathrm{kj}) of heat at (400 mathrm{k}) while using (1000 mathrm{kj}) of work.

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Basic Mechanical Engineering

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