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21.: A uniform metal ring with centre C has 2 points A and B are maintained at two different constant temperatures. The angle ACB is θ. If it is known that θ= 180^°, the rate of total heat flow from A to B is 1.2W. When= 90^°, this rate will bs 1. 0.6W 2. 0.9W 3. 1.6W 4. 1.8W

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Solution

99996114435-0-0

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