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Question

Hot water bottles are used as fomentation because

A
Water remains hot in the bottle for a long time
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B
Water remains hot in the bottle for a short time
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C
Water remains cool in the bottle for a long time
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D
This statement is wrong
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Solution

The correct option is B Water remains hot in the bottle for a long time
Hot water bottles are used for fomentation because water remains hot for a longer time due to its high specific heat . High specific heat means , water has to lose a great amount of heat to cool down as compared to other liquids .

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